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Finding the Fourth Proportional to 573,523.80, 860,242.50 and 231,988.92

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Solution

The fourth proportional to 573,523.80, 860,242.50 and 231,988.92 is: 347,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,523.80 : 860,242.50 = 231,988.92 : x
  2. Step 2: Convert to fraction form
    573,523.80/860,242.50 = 231,988.92/x
  3. Step 3: Cross multiply
    573,523.80x = 860,242.50 × 231,988.92
  4. Step 4: Simplify right side
    573,523.80x = 199,566,728,513.10
  5. Step 5: Solve for x
    x = 199,566,728,513.10/573,523.80
  6. Step 6: Final answer
    x = 347,965.91

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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.