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Finding the Fourth Proportional to 673,481.82, 929,375.85 and 367,550.49

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Solution

The fourth proportional to 673,481.82, 929,375.85 and 367,550.49 is: 507,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,481.82 : 929,375.85 = 367,550.49 : x
  2. Step 2: Convert to fraction form
    673,481.82/929,375.85 = 367,550.49/x
  3. Step 3: Cross multiply
    673,481.82x = 929,375.85 × 367,550.49
  4. Step 4: Simplify right side
    673,481.82x = 341,592,549,061.67
  5. Step 5: Solve for x
    x = 341,592,549,061.67/673,481.82
  6. Step 6: Final answer
    x = 507,203.82

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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.