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Finding the Fourth Proportional to 4,463.72, 6,691.06 and 2,904.68

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Solution

The fourth proportional to 4,463.72, 6,691.06 and 2,904.68 is: 4,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.72 : 6,691.06 = 2,904.68 : x
  2. Step 2: Convert to fraction form
    4,463.72/6,691.06 = 2,904.68/x
  3. Step 3: Cross multiply
    4,463.72x = 6,691.06 × 2,904.68
  4. Step 4: Simplify right side
    4,463.72x = 19,435,388.16
  5. Step 5: Solve for x
    x = 19,435,388.16/4,463.72
  6. Step 6: Final answer
    x = 4,354.08

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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.