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Finding the Fourth Proportional to 2,387.50, 3,294.75 and 1,456.54

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Solution

The fourth proportional to 2,387.50, 3,294.75 and 1,456.54 is: 2,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.50 : 3,294.75 = 1,456.54 : x
  2. Step 2: Convert to fraction form
    2,387.50/3,294.75 = 1,456.54/x
  3. Step 3: Cross multiply
    2,387.50x = 3,294.75 × 1,456.54
  4. Step 4: Simplify right side
    2,387.50x = 4,798,935.17
  5. Step 5: Solve for x
    x = 4,798,935.17/2,387.50
  6. Step 6: Final answer
    x = 2,010.03

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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.