Home / 969,077.87-1,337,314.07-539,358.15

Finding the Fourth Proportional to 969,077.87, 1,337,314.07 and 539,358.15

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Solution

The fourth proportional to 969,077.87, 1,337,314.07 and 539,358.15 is: 744,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,077.87 : 1,337,314.07 = 539,358.15 : x
  2. Step 2: Convert to fraction form
    969,077.87/1,337,314.07 = 539,358.15/x
  3. Step 3: Cross multiply
    969,077.87x = 1,337,314.07 × 539,358.15
  4. Step 4: Simplify right side
    969,077.87x = 721,291,244,112.57
  5. Step 5: Solve for x
    x = 721,291,244,112.57/969,077.87
  6. Step 6: Final answer
    x = 744,306.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.