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Finding the Fourth Proportional to 237,885.44, 328,251.65 and 135,917.50

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Solution

The fourth proportional to 237,885.44, 328,251.65 and 135,917.50 is: 187,548.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,885.44 : 328,251.65 = 135,917.50 : x
  2. Step 2: Convert to fraction form
    237,885.44/328,251.65 = 135,917.50/x
  3. Step 3: Cross multiply
    237,885.44x = 328,251.65 × 135,917.50
  4. Step 4: Simplify right side
    237,885.44x = 44,615,143,638.88
  5. Step 5: Solve for x
    x = 44,615,143,638.88/237,885.44
  6. Step 6: Final answer
    x = 187,548.87

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1.5x scale

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.