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Finding the Fourth Proportional to 573,468.12, 791,605.44 and 382,411.80

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Solution

The fourth proportional to 573,468.12, 791,605.44 and 382,411.80 is: 527,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,468.12 : 791,605.44 = 382,411.80 : x
  2. Step 2: Convert to fraction form
    573,468.12/791,605.44 = 382,411.80/x
  3. Step 3: Cross multiply
    573,468.12x = 791,605.44 × 382,411.80
  4. Step 4: Simplify right side
    573,468.12x = 302,719,261,200.19
  5. Step 5: Solve for x
    x = 302,719,261,200.19/573,468.12
  6. Step 6: Final answer
    x = 527,874.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.