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Finding the Fourth Proportional to 2,708.68, 4,060.26 and 1,063

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Solution

The fourth proportional to 2,708.68, 4,060.26 and 1,063 is: 1,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.68 : 4,060.26 = 1,063 : x
  2. Step 2: Convert to fraction form
    2,708.68/4,060.26 = 1,063/x
  3. Step 3: Cross multiply
    2,708.68x = 4,060.26 × 1,063
  4. Step 4: Simplify right side
    2,708.68x = 4,316,056.38
  5. Step 5: Solve for x
    x = 4,316,056.38/2,708.68
  6. Step 6: Final answer
    x = 1,593.42

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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.