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Finding the Fourth Proportional to 254,668.80, 382,003.20 and 250,732.20

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Solution

The fourth proportional to 254,668.80, 382,003.20 and 250,732.20 is: 376,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,668.80 : 382,003.20 = 250,732.20 : x
  2. Step 2: Convert to fraction form
    254,668.80/382,003.20 = 250,732.20/x
  3. Step 3: Cross multiply
    254,668.80x = 382,003.20 × 250,732.20
  4. Step 4: Simplify right side
    254,668.80x = 95,780,502,743.04
  5. Step 5: Solve for x
    x = 95,780,502,743.04/254,668.80
  6. Step 6: Final answer
    x = 376,098.30

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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.