Home / 658,105.50-987,158.39-237,381.33

Finding the Fourth Proportional to 658,105.50, 987,158.39 and 237,381.33

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Solution

The fourth proportional to 658,105.50, 987,158.39 and 237,381.33 is: 356,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,105.50 : 987,158.39 = 237,381.33 : x
  2. Step 2: Convert to fraction form
    658,105.50/987,158.39 = 237,381.33/x
  3. Step 3: Cross multiply
    658,105.50x = 987,158.39 × 237,381.33
  4. Step 4: Simplify right side
    658,105.50x = 234,332,970,351.95
  5. Step 5: Solve for x
    x = 234,332,970,351.95/658,105.50
  6. Step 6: Final answer
    x = 356,072.04

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1.5x scale

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.