Home / 969,019.97-1,337,247.58-539,401.59

Finding the Fourth Proportional to 969,019.97, 1,337,247.58 and 539,401.59

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Solution

The fourth proportional to 969,019.97, 1,337,247.58 and 539,401.59 is: 744,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,019.97 : 1,337,247.58 = 539,401.59 : x
  2. Step 2: Convert to fraction form
    969,019.97/1,337,247.58 = 539,401.59/x
  3. Step 3: Cross multiply
    969,019.97x = 1,337,247.58 × 539,401.59
  4. Step 4: Simplify right side
    969,019.97x = 721,313,470,875.65
  5. Step 5: Solve for x
    x = 721,313,470,875.65/969,019.97
  6. Step 6: Final answer
    x = 744,374.21

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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.