Home / 1,102,287.25-1,653,431.07-344,193.77

Finding the Fourth Proportional to 1,102,287.25, 1,653,431.07 and 344,193.77

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Solution

The fourth proportional to 1,102,287.25, 1,653,431.07 and 344,193.77 is: 516,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,287.25 : 1,653,431.07 = 344,193.77 : x
  2. Step 2: Convert to fraction form
    1,102,287.25/1,653,431.07 = 344,193.77/x
  3. Step 3: Cross multiply
    1,102,287.25x = 1,653,431.07 × 344,193.77
  4. Step 4: Simplify right side
    1,102,287.25x = 569,100,673,418.43
  5. Step 5: Solve for x
    x = 569,100,673,418.43/1,102,287.25
  6. Step 6: Final answer
    x = 516,290.72

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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.