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Finding the Fourth Proportional to 445,176.80, 614,374.11 and 251,517.34

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Solution

The fourth proportional to 445,176.80, 614,374.11 and 251,517.34 is: 347,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,176.80 : 614,374.11 = 251,517.34 : x
  2. Step 2: Convert to fraction form
    445,176.80/614,374.11 = 251,517.34/x
  3. Step 3: Cross multiply
    445,176.80x = 614,374.11 × 251,517.34
  4. Step 4: Simplify right side
    445,176.80x = 154,525,740,376.13
  5. Step 5: Solve for x
    x = 154,525,740,376.13/445,176.80
  6. Step 6: Final answer
    x = 347,110.95

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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.