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Finding the Fourth Proportional to 303,560.92, 418,905.73 and 167,592.39

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Solution

The fourth proportional to 303,560.92, 418,905.73 and 167,592.39 is: 231,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,560.92 : 418,905.73 = 167,592.39 : x
  2. Step 2: Convert to fraction form
    303,560.92/418,905.73 = 167,592.39/x
  3. Step 3: Cross multiply
    303,560.92x = 418,905.73 × 167,592.39
  4. Step 4: Simplify right side
    303,560.92x = 70,205,412,527.63
  5. Step 5: Solve for x
    x = 70,205,412,527.63/303,560.92
  6. Step 6: Final answer
    x = 231,272.90

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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.