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Finding the Fourth Proportional to 367,874.53, 551,806.32 and 101,629.15

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Solution

The fourth proportional to 367,874.53, 551,806.32 and 101,629.15 is: 152,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,874.53 : 551,806.32 = 101,629.15 : x
  2. Step 2: Convert to fraction form
    367,874.53/551,806.32 = 101,629.15/x
  3. Step 3: Cross multiply
    367,874.53x = 551,806.32 × 101,629.15
  4. Step 4: Simplify right side
    367,874.53x = 56,079,607,266.23
  5. Step 5: Solve for x
    x = 56,079,607,266.23/367,874.53
  6. Step 6: Final answer
    x = 152,442.21

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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.