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Finding the Fourth Proportional to 572,167.80, 858,470.40 and 563,201.10

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Solution

The fourth proportional to 572,167.80, 858,470.40 and 563,201.10 is: 845,016.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,167.80 : 858,470.40 = 563,201.10 : x
  2. Step 2: Convert to fraction form
    572,167.80/858,470.40 = 563,201.10/x
  3. Step 3: Cross multiply
    572,167.80x = 858,470.40 × 563,201.10
  4. Step 4: Simplify right side
    572,167.80x = 483,491,473,597.44
  5. Step 5: Solve for x
    x = 483,491,473,597.44/572,167.80
  6. Step 6: Final answer
    x = 845,016.92

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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.