Home / 969,018.97-1,337,246.20-539,400.59

Finding the Fourth Proportional to 969,018.97, 1,337,246.20 and 539,400.59

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Solution

The fourth proportional to 969,018.97, 1,337,246.20 and 539,400.59 is: 744,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,018.97 : 1,337,246.20 = 539,400.59 : x
  2. Step 2: Convert to fraction form
    969,018.97/1,337,246.20 = 539,400.59/x
  3. Step 3: Cross multiply
    969,018.97x = 1,337,246.20 × 539,400.59
  4. Step 4: Simplify right side
    969,018.97x = 721,311,385,223.82
  5. Step 5: Solve for x
    x = 721,311,385,223.82/969,018.97
  6. Step 6: Final answer
    x = 744,372.82

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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.