Home / 551,541.52-826,926.33-281,753.20

Finding the Fourth Proportional to 551,541.52, 826,926.33 and 281,753.20

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Solution

The fourth proportional to 551,541.52, 826,926.33 and 281,753.20 is: 422,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,541.52 : 826,926.33 = 281,753.20 : x
  2. Step 2: Convert to fraction form
    551,541.52/826,926.33 = 281,753.20/x
  3. Step 3: Cross multiply
    551,541.52x = 826,926.33 × 281,753.20
  4. Step 4: Simplify right side
    551,541.52x = 232,989,135,507.12
  5. Step 5: Solve for x
    x = 232,989,135,507.12/551,541.52
  6. Step 6: Final answer
    x = 422,432.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.