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Finding the Fourth Proportional to 239,906.84, 359,646.41 and 121,517.24

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Solution

The fourth proportional to 239,906.84, 359,646.41 and 121,517.24 is: 182,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,906.84 : 359,646.41 = 121,517.24 : x
  2. Step 2: Convert to fraction form
    239,906.84/359,646.41 = 121,517.24/x
  3. Step 3: Cross multiply
    239,906.84x = 359,646.41 × 121,517.24
  4. Step 4: Simplify right side
    239,906.84x = 43,703,237,624.67
  5. Step 5: Solve for x
    x = 43,703,237,624.67/239,906.84
  6. Step 6: Final answer
    x = 182,167.54

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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.