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Finding the Fourth Proportional to 267,552.75, 401,385.44 and 99,074.46

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Solution

The fourth proportional to 267,552.75, 401,385.44 and 99,074.46 is: 148,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,552.75 : 401,385.44 = 99,074.46 : x
  2. Step 2: Convert to fraction form
    267,552.75/401,385.44 = 99,074.46/x
  3. Step 3: Cross multiply
    267,552.75x = 401,385.44 × 99,074.46
  4. Step 4: Simplify right side
    267,552.75x = 39,767,045,719.86
  5. Step 5: Solve for x
    x = 39,767,045,719.86/267,552.75
  6. Step 6: Final answer
    x = 148,632.54

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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.