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Finding the Fourth Proportional to 242,230.68, 334,273.68 and 134,800.56

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Solution

The fourth proportional to 242,230.68, 334,273.68 and 134,800.56 is: 186,022.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,230.68 : 334,273.68 = 134,800.56 : x
  2. Step 2: Convert to fraction form
    242,230.68/334,273.68 = 134,800.56/x
  3. Step 3: Cross multiply
    242,230.68x = 334,273.68 × 134,800.56
  4. Step 4: Simplify right side
    242,230.68x = 45,060,279,257.26
  5. Step 5: Solve for x
    x = 45,060,279,257.26/242,230.68
  6. Step 6: Final answer
    x = 186,022.18

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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.