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Finding the Fourth Proportional to 318,680.00, 439,804.11 and 182,726.59

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Solution

The fourth proportional to 318,680.00, 439,804.11 and 182,726.59 is: 252,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,680.00 : 439,804.11 = 182,726.59 : x
  2. Step 2: Convert to fraction form
    318,680.00/439,804.11 = 182,726.59/x
  3. Step 3: Cross multiply
    318,680.00x = 439,804.11 × 182,726.59
  4. Step 4: Simplify right side
    318,680.00x = 80,363,905,857.68
  5. Step 5: Solve for x
    x = 80,363,905,857.68/318,680.00
  6. Step 6: Final answer
    x = 252,177.44

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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.