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Finding the Fourth Proportional to 1,727.31, 2,592.04 and 701.31

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Solution

The fourth proportional to 1,727.31, 2,592.04 and 701.31 is: 1,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.31 : 2,592.04 = 701.31 : x
  2. Step 2: Convert to fraction form
    1,727.31/2,592.04 = 701.31/x
  3. Step 3: Cross multiply
    1,727.31x = 2,592.04 × 701.31
  4. Step 4: Simplify right side
    1,727.31x = 1,817,810.61
  5. Step 5: Solve for x
    x = 1,817,810.61/1,727.31
  6. Step 6: Final answer
    x = 1,052.40

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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.