Home / 658,149.84-987,020.40-237,371.04

Finding the Fourth Proportional to 658,149.84, 987,020.40 and 237,371.04

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Solution

The fourth proportional to 658,149.84, 987,020.40 and 237,371.04 is: 355,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,149.84 : 987,020.40 = 237,371.04 : x
  2. Step 2: Convert to fraction form
    658,149.84/987,020.40 = 237,371.04/x
  3. Step 3: Cross multiply
    658,149.84x = 987,020.40 × 237,371.04
  4. Step 4: Simplify right side
    658,149.84x = 234,290,058,849.22
  5. Step 5: Solve for x
    x = 234,290,058,849.22/658,149.84
  6. Step 6: Final answer
    x = 355,982.85

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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.