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Finding the Fourth Proportional to 625,592.31, 864,034.74 and 411,687.24

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Solution

The fourth proportional to 625,592.31, 864,034.74 and 411,687.24 is: 568,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,592.31 : 864,034.74 = 411,687.24 : x
  2. Step 2: Convert to fraction form
    625,592.31/864,034.74 = 411,687.24/x
  3. Step 3: Cross multiply
    625,592.31x = 864,034.74 × 411,687.24
  4. Step 4: Simplify right side
    625,592.31x = 355,712,077,374.72
  5. Step 5: Solve for x
    x = 355,712,077,374.72/625,592.31
  6. Step 6: Final answer
    x = 568,600.46

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1.5x scale

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.