Home / 382,306.97-527,617.23-210,255.25

Finding the Fourth Proportional to 382,306.97, 527,617.23 and 210,255.25

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Solution

The fourth proportional to 382,306.97, 527,617.23 and 210,255.25 is: 290,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,306.97 : 527,617.23 = 210,255.25 : x
  2. Step 2: Convert to fraction form
    382,306.97/527,617.23 = 210,255.25/x
  3. Step 3: Cross multiply
    382,306.97x = 527,617.23 × 210,255.25
  4. Step 4: Simplify right side
    382,306.97x = 110,934,294,737.69
  5. Step 5: Solve for x
    x = 110,934,294,737.69/382,306.97
  6. Step 6: Final answer
    x = 290,170.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.