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Finding the Fourth Proportional to 523,042.84, 721,531.38 and 341,860.96

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Solution

The fourth proportional to 523,042.84, 721,531.38 and 341,860.96 is: 471,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,042.84 : 721,531.38 = 341,860.96 : x
  2. Step 2: Convert to fraction form
    523,042.84/721,531.38 = 341,860.96/x
  3. Step 3: Cross multiply
    523,042.84x = 721,531.38 × 341,860.96
  4. Step 4: Simplify right side
    523,042.84x = 246,663,410,236.93
  5. Step 5: Solve for x
    x = 246,663,410,236.93/523,042.84
  6. Step 6: Final answer
    x = 471,593.13

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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.