Home / 435,306.32-652,885.56-198,593.36

Finding the Fourth Proportional to 435,306.32, 652,885.56 and 198,593.36

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Solution

The fourth proportional to 435,306.32, 652,885.56 and 198,593.36 is: 297,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,306.32 : 652,885.56 = 198,593.36 : x
  2. Step 2: Convert to fraction form
    435,306.32/652,885.56 = 198,593.36/x
  3. Step 3: Cross multiply
    435,306.32x = 652,885.56 × 198,593.36
  4. Step 4: Simplify right side
    435,306.32x = 129,658,737,055.88
  5. Step 5: Solve for x
    x = 129,658,737,055.88/435,306.32
  6. Step 6: Final answer
    x = 297,856.32

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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.