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Finding the Fourth Proportional to 1,693.52, 2,341.33 and 1,250.72

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Solution

The fourth proportional to 1,693.52, 2,341.33 and 1,250.72 is: 1,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.52 : 2,341.33 = 1,250.72 : x
  2. Step 2: Convert to fraction form
    1,693.52/2,341.33 = 1,250.72/x
  3. Step 3: Cross multiply
    1,693.52x = 2,341.33 × 1,250.72
  4. Step 4: Simplify right side
    1,693.52x = 2,928,333.42
  5. Step 5: Solve for x
    x = 2,928,333.42/1,693.52
  6. Step 6: Final answer
    x = 1,729.15

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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.