Home / 969,410.61-1,337,760.57-539,690.88

Finding the Fourth Proportional to 969,410.61, 1,337,760.57 and 539,690.88

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Solution

The fourth proportional to 969,410.61, 1,337,760.57 and 539,690.88 is: 744,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,410.61 : 1,337,760.57 = 539,690.88 : x
  2. Step 2: Convert to fraction form
    969,410.61/1,337,760.57 = 539,690.88/x
  3. Step 3: Cross multiply
    969,410.61x = 1,337,760.57 × 539,690.88
  4. Step 4: Simplify right side
    969,410.61x = 721,977,179,252.60
  5. Step 5: Solve for x
    x = 721,977,179,252.60/969,410.61
  6. Step 6: Final answer
    x = 744,758.90

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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.