Home / 969,285.60-1,337,599.80-539,565.12

Finding the Fourth Proportional to 969,285.60, 1,337,599.80 and 539,565.12

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Solution

The fourth proportional to 969,285.60, 1,337,599.80 and 539,565.12 is: 744,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,285.60 : 1,337,599.80 = 539,565.12 : x
  2. Step 2: Convert to fraction form
    969,285.60/1,337,599.80 = 539,565.12/x
  3. Step 3: Cross multiply
    969,285.60x = 1,337,599.80 × 539,565.12
  4. Step 4: Simplify right side
    969,285.60x = 721,722,196,598.98
  5. Step 5: Solve for x
    x = 721,722,196,598.98/969,285.60
  6. Step 6: Final answer
    x = 744,591.89

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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.