Home / 906,732.66-1,251,469.96-519,807.92

Finding the Fourth Proportional to 906,732.66, 1,251,469.96 and 519,807.92

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Solution

The fourth proportional to 906,732.66, 1,251,469.96 and 519,807.92 is: 717,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,732.66 : 1,251,469.96 = 519,807.92 : x
  2. Step 2: Convert to fraction form
    906,732.66/1,251,469.96 = 519,807.92/x
  3. Step 3: Cross multiply
    906,732.66x = 1,251,469.96 × 519,807.92
  4. Step 4: Simplify right side
    906,732.66x = 650,523,989,293.21
  5. Step 5: Solve for x
    x = 650,523,989,293.21/906,732.66
  6. Step 6: Final answer
    x = 717,437.47

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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.