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Finding the Fourth Proportional to 267,191.06, 400,749.32 and 67,499.06

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Solution

The fourth proportional to 267,191.06, 400,749.32 and 67,499.06 is: 101,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,191.06 : 400,749.32 = 67,499.06 : x
  2. Step 2: Convert to fraction form
    267,191.06/400,749.32 = 67,499.06/x
  3. Step 3: Cross multiply
    267,191.06x = 400,749.32 × 67,499.06
  4. Step 4: Simplify right side
    267,191.06x = 27,050,200,560.64
  5. Step 5: Solve for x
    x = 27,050,200,560.64/267,191.06
  6. Step 6: Final answer
    x = 101,239.17

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1.5x scale

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.