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Finding the Fourth Proportional to 5,910.96, 8,868.54 and 3,717.24

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Solution

The fourth proportional to 5,910.96, 8,868.54 and 3,717.24 is: 5,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.96 : 8,868.54 = 3,717.24 : x
  2. Step 2: Convert to fraction form
    5,910.96/8,868.54 = 3,717.24/x
  3. Step 3: Cross multiply
    5,910.96x = 8,868.54 × 3,717.24
  4. Step 4: Simplify right side
    5,910.96x = 32,966,491.63
  5. Step 5: Solve for x
    x = 32,966,491.63/5,910.96
  6. Step 6: Final answer
    x = 5,577.18

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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.