Home / 1,009,518.30-1,514,277.45-636,270.30

Finding the Fourth Proportional to 1,009,518.30, 1,514,277.45 and 636,270.30

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Solution

The fourth proportional to 1,009,518.30, 1,514,277.45 and 636,270.30 is: 954,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,518.30 : 1,514,277.45 = 636,270.30 : x
  2. Step 2: Convert to fraction form
    1,009,518.30/1,514,277.45 = 636,270.30/x
  3. Step 3: Cross multiply
    1,009,518.30x = 1,514,277.45 × 636,270.30
  4. Step 4: Simplify right side
    1,009,518.30x = 963,489,767,394.74
  5. Step 5: Solve for x
    x = 963,489,767,394.74/1,009,518.30
  6. Step 6: Final answer
    x = 954,405.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,009,519.30, 1,514,278.95 and 636,271.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.