Home / 969,086.88-1,337,326.50-539,367.15

Finding the Fourth Proportional to 969,086.88, 1,337,326.50 and 539,367.15

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Solution

The fourth proportional to 969,086.88, 1,337,326.50 and 539,367.15 is: 744,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,086.88 : 1,337,326.50 = 539,367.15 : x
  2. Step 2: Convert to fraction form
    969,086.88/1,337,326.50 = 539,367.15/x
  3. Step 3: Cross multiply
    969,086.88x = 1,337,326.50 × 539,367.15
  4. Step 4: Simplify right side
    969,086.88x = 721,309,982,924.48
  5. Step 5: Solve for x
    x = 721,309,982,924.48/969,086.88
  6. Step 6: Final answer
    x = 744,319.21

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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.