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Finding the Fourth Proportional to 267,392.76, 401,023.08 and 117,670.56

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Solution

The fourth proportional to 267,392.76, 401,023.08 and 117,670.56 is: 176,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,392.76 : 401,023.08 = 117,670.56 : x
  2. Step 2: Convert to fraction form
    267,392.76/401,023.08 = 117,670.56/x
  3. Step 3: Cross multiply
    267,392.76x = 401,023.08 × 117,670.56
  4. Step 4: Simplify right side
    267,392.76x = 47,188,610,396.52
  5. Step 5: Solve for x
    x = 47,188,610,396.52/267,392.76
  6. Step 6: Final answer
    x = 176,476.77

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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.