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Finding the Fourth Proportional to 573,993.71, 861,184.32 and 254,101.45

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Solution

The fourth proportional to 573,993.71, 861,184.32 and 254,101.45 is: 381,237.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,993.71 : 861,184.32 = 254,101.45 : x
  2. Step 2: Convert to fraction form
    573,993.71/861,184.32 = 254,101.45/x
  3. Step 3: Cross multiply
    573,993.71x = 861,184.32 × 254,101.45
  4. Step 4: Simplify right side
    573,993.71x = 218,828,182,276.30
  5. Step 5: Solve for x
    x = 218,828,182,276.30/573,993.71
  6. Step 6: Final answer
    x = 381,237.95

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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.