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Finding the Fourth Proportional to 318,773.58, 439,890.54 and 182,800.92

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Solution

The fourth proportional to 318,773.58, 439,890.54 and 182,800.92 is: 252,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,773.58 : 439,890.54 = 182,800.92 : x
  2. Step 2: Convert to fraction form
    318,773.58/439,890.54 = 182,800.92/x
  3. Step 3: Cross multiply
    318,773.58x = 439,890.54 × 182,800.92
  4. Step 4: Simplify right side
    318,773.58x = 80,412,395,411.30
  5. Step 5: Solve for x
    x = 80,412,395,411.30/318,773.58
  6. Step 6: Final answer
    x = 252,255.52

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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.