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Finding the Fourth Proportional to 503,658.80, 755,750.64 and 223,110.44

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Solution

The fourth proportional to 503,658.80, 755,750.64 and 223,110.44 is: 334,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,658.80 : 755,750.64 = 223,110.44 : x
  2. Step 2: Convert to fraction form
    503,658.80/755,750.64 = 223,110.44/x
  3. Step 3: Cross multiply
    503,658.80x = 755,750.64 × 223,110.44
  4. Step 4: Simplify right side
    503,658.80x = 168,615,857,820.68
  5. Step 5: Solve for x
    x = 168,615,857,820.68/503,658.80
  6. Step 6: Final answer
    x = 334,781.92

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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.