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Finding the Fourth Proportional to 252,504.81, 348,918.53 and 240,204.15

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Solution

The fourth proportional to 252,504.81, 348,918.53 and 240,204.15 is: 331,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,504.81 : 348,918.53 = 240,204.15 : x
  2. Step 2: Convert to fraction form
    252,504.81/348,918.53 = 240,204.15/x
  3. Step 3: Cross multiply
    252,504.81x = 348,918.53 × 240,204.15
  4. Step 4: Simplify right side
    252,504.81x = 83,811,678,917.90
  5. Step 5: Solve for x
    x = 83,811,678,917.90/252,504.81
  6. Step 6: Final answer
    x = 331,921.12

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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.