Home / 969,057.30-1,337,285.75-539,337.36

Finding the Fourth Proportional to 969,057.30, 1,337,285.75 and 539,337.36

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Solution

The fourth proportional to 969,057.30, 1,337,285.75 and 539,337.36 is: 744,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,057.30 : 1,337,285.75 = 539,337.36 : x
  2. Step 2: Convert to fraction form
    969,057.30/1,337,285.75 = 539,337.36/x
  3. Step 3: Cross multiply
    969,057.30x = 1,337,285.75 × 539,337.36
  4. Step 4: Simplify right side
    969,057.30x = 721,248,163,273.93
  5. Step 5: Solve for x
    x = 721,248,163,273.93/969,057.30
  6. Step 6: Final answer
    x = 744,278.14

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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.