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Finding the Fourth Proportional to 181,200.60, 271,800.90 and 154,956.60

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Solution

The fourth proportional to 181,200.60, 271,800.90 and 154,956.60 is: 232,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,200.60 : 271,800.90 = 154,956.60 : x
  2. Step 2: Convert to fraction form
    181,200.60/271,800.90 = 154,956.60/x
  3. Step 3: Cross multiply
    181,200.60x = 271,800.90 × 154,956.60
  4. Step 4: Simplify right side
    181,200.60x = 42,117,343,340.94
  5. Step 5: Solve for x
    x = 42,117,343,340.94/181,200.60
  6. Step 6: Final answer
    x = 232,434.90

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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.