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Finding the Fourth Proportional to 367,197.58, 550,279.14 and 291,983.86

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Solution

The fourth proportional to 367,197.58, 550,279.14 and 291,983.86 is: 437,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,197.58 : 550,279.14 = 291,983.86 : x
  2. Step 2: Convert to fraction form
    367,197.58/550,279.14 = 291,983.86/x
  3. Step 3: Cross multiply
    367,197.58x = 550,279.14 × 291,983.86
  4. Step 4: Simplify right side
    367,197.58x = 160,672,627,374.68
  5. Step 5: Solve for x
    x = 160,672,627,374.68/367,197.58
  6. Step 6: Final answer
    x = 437,564.51

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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.