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Finding the Fourth Proportional to 617,233.38, 925,756.50 and 167,989.24

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Solution

The fourth proportional to 617,233.38, 925,756.50 and 167,989.24 is: 251,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,233.38 : 925,756.50 = 167,989.24 : x
  2. Step 2: Convert to fraction form
    617,233.38/925,756.50 = 167,989.24/x
  3. Step 3: Cross multiply
    617,233.38x = 925,756.50 × 167,989.24
  4. Step 4: Simplify right side
    617,233.38x = 155,517,130,860.06
  5. Step 5: Solve for x
    x = 155,517,130,860.06/617,233.38
  6. Step 6: Final answer
    x = 251,958.39

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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.