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Finding the Fourth Proportional to 4,996.38, 7,494.98 and 2,916.60

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Solution

The fourth proportional to 4,996.38, 7,494.98 and 2,916.60 is: 4,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.38 : 7,494.98 = 2,916.60 : x
  2. Step 2: Convert to fraction form
    4,996.38/7,494.98 = 2,916.60/x
  3. Step 3: Cross multiply
    4,996.38x = 7,494.98 × 2,916.60
  4. Step 4: Simplify right side
    4,996.38x = 21,859,877.41
  5. Step 5: Solve for x
    x = 21,859,877.41/4,996.38
  6. Step 6: Final answer
    x = 4,375.14

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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.