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Finding the Fourth Proportional to 1,593.72, 2,397.87 and 944.91

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Solution

The fourth proportional to 1,593.72, 2,397.87 and 944.91 is: 1,421.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.72 : 2,397.87 = 944.91 : x
  2. Step 2: Convert to fraction form
    1,593.72/2,397.87 = 944.91/x
  3. Step 3: Cross multiply
    1,593.72x = 2,397.87 × 944.91
  4. Step 4: Simplify right side
    1,593.72x = 2,265,771.34
  5. Step 5: Solve for x
    x = 2,265,771.34/1,593.72
  6. Step 6: Final answer
    x = 1,421.69

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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.