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Finding the Fourth Proportional to 4,592.62, 6,884.05 and 2,921.49

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Solution

The fourth proportional to 4,592.62, 6,884.05 and 2,921.49 is: 4,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592.62 : 6,884.05 = 2,921.49 : x
  2. Step 2: Convert to fraction form
    4,592.62/6,884.05 = 2,921.49/x
  3. Step 3: Cross multiply
    4,592.62x = 6,884.05 × 2,921.49
  4. Step 4: Simplify right side
    4,592.62x = 20,111,679.46
  5. Step 5: Solve for x
    x = 20,111,679.46/4,592.62
  6. Step 6: Final answer
    x = 4,379.13

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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.