Home / 382,186.26-527,331.33-231,280.02

Finding the Fourth Proportional to 382,186.26, 527,331.33 and 231,280.02

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Solution

The fourth proportional to 382,186.26, 527,331.33 and 231,280.02 is: 319,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,186.26 : 527,331.33 = 231,280.02 : x
  2. Step 2: Convert to fraction form
    382,186.26/527,331.33 = 231,280.02/x
  3. Step 3: Cross multiply
    382,186.26x = 527,331.33 × 231,280.02
  4. Step 4: Simplify right side
    382,186.26x = 121,961,200,549.03
  5. Step 5: Solve for x
    x = 121,961,200,549.03/382,186.26
  6. Step 6: Final answer
    x = 319,114.56

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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.