Home / 382,359.06-527,681.30-253,074.83

Finding the Fourth Proportional to 382,359.06, 527,681.30 and 253,074.83

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Solution

The fourth proportional to 382,359.06, 527,681.30 and 253,074.83 is: 349,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,359.06 : 527,681.30 = 253,074.83 : x
  2. Step 2: Convert to fraction form
    382,359.06/527,681.30 = 253,074.83/x
  3. Step 3: Cross multiply
    382,359.06x = 527,681.30 × 253,074.83
  4. Step 4: Simplify right side
    382,359.06x = 133,542,851,387.90
  5. Step 5: Solve for x
    x = 133,542,851,387.90/382,359.06
  6. Step 6: Final answer
    x = 349,260.33

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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.