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Finding the Fourth Proportional to 240,334, 331,654.20 and 132,900.40

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Solution

The fourth proportional to 240,334, 331,654.20 and 132,900.40 is: 183,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,334 : 331,654.20 = 132,900.40 : x
  2. Step 2: Convert to fraction form
    240,334/331,654.20 = 132,900.40/x
  3. Step 3: Cross multiply
    240,334x = 331,654.20 × 132,900.40
  4. Step 4: Simplify right side
    240,334x = 44,076,975,841.68
  5. Step 5: Solve for x
    x = 44,076,975,841.68/240,334
  6. Step 6: Final answer
    x = 183,398.84

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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.