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Finding the Fourth Proportional to 2,264.61, 3,397.17 and 704.25

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Solution

The fourth proportional to 2,264.61, 3,397.17 and 704.25 is: 1,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.61 : 3,397.17 = 704.25 : x
  2. Step 2: Convert to fraction form
    2,264.61/3,397.17 = 704.25/x
  3. Step 3: Cross multiply
    2,264.61x = 3,397.17 × 704.25
  4. Step 4: Simplify right side
    2,264.61x = 2,392,456.97
  5. Step 5: Solve for x
    x = 2,392,456.97/2,264.61
  6. Step 6: Final answer
    x = 1,056.45

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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.