Home / 587,790.02-811,159.12-329,724.18

Finding the Fourth Proportional to 587,790.02, 811,159.12 and 329,724.18

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Solution

The fourth proportional to 587,790.02, 811,159.12 and 329,724.18 is: 455,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,790.02 : 811,159.12 = 329,724.18 : x
  2. Step 2: Convert to fraction form
    587,790.02/811,159.12 = 329,724.18/x
  3. Step 3: Cross multiply
    587,790.02x = 811,159.12 × 329,724.18
  4. Step 4: Simplify right side
    587,790.02x = 267,458,775,691.52
  5. Step 5: Solve for x
    x = 267,458,775,691.52/587,790.02
  6. Step 6: Final answer
    x = 455,024.36

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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.