Home / 1,009,526.40-1,514,328.48-261,552.96

Finding the Fourth Proportional to 1,009,526.40, 1,514,328.48 and 261,552.96

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Solution

The fourth proportional to 1,009,526.40, 1,514,328.48 and 261,552.96 is: 392,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,526.40 : 1,514,328.48 = 261,552.96 : x
  2. Step 2: Convert to fraction form
    1,009,526.40/1,514,328.48 = 261,552.96/x
  3. Step 3: Cross multiply
    1,009,526.40x = 1,514,328.48 × 261,552.96
  4. Step 4: Simplify right side
    1,009,526.40x = 396,077,096,356.30
  5. Step 5: Solve for x
    x = 396,077,096,356.30/1,009,526.40
  6. Step 6: Final answer
    x = 392,339.51

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Half scale
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Double scale
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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.