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Finding the Fourth Proportional to 291,794.76, 437,527.97 and 92,077.92

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Solution

The fourth proportional to 291,794.76, 437,527.97 and 92,077.92 is: 138,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,794.76 : 437,527.97 = 92,077.92 : x
  2. Step 2: Convert to fraction form
    291,794.76/437,527.97 = 92,077.92/x
  3. Step 3: Cross multiply
    291,794.76x = 437,527.97 × 92,077.92
  4. Step 4: Simplify right side
    291,794.76x = 40,286,665,419.42
  5. Step 5: Solve for x
    x = 40,286,665,419.42/291,794.76
  6. Step 6: Final answer
    x = 138,065.07

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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.