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Finding the Fourth Proportional to 200,348.74, 300,452.04 and 73,962.04

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Solution

The fourth proportional to 200,348.74, 300,452.04 and 73,962.04 is: 110,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,348.74 : 300,452.04 = 73,962.04 : x
  2. Step 2: Convert to fraction form
    200,348.74/300,452.04 = 73,962.04/x
  3. Step 3: Cross multiply
    200,348.74x = 300,452.04 × 73,962.04
  4. Step 4: Simplify right side
    200,348.74x = 22,222,045,800.56
  5. Step 5: Solve for x
    x = 22,222,045,800.56/200,348.74
  6. Step 6: Final answer
    x = 110,916.82

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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.