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Finding the Fourth Proportional to 303,035.92, 418,170.30 and 167,062.43

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Solution

The fourth proportional to 303,035.92, 418,170.30 and 167,062.43 is: 230,535.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,035.92 : 418,170.30 = 167,062.43 : x
  2. Step 2: Convert to fraction form
    303,035.92/418,170.30 = 167,062.43/x
  3. Step 3: Cross multiply
    303,035.92x = 418,170.30 × 167,062.43
  4. Step 4: Simplify right side
    303,035.92x = 69,860,546,890.77
  5. Step 5: Solve for x
    x = 69,860,546,890.77/303,035.92
  6. Step 6: Final answer
    x = 230,535.53

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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.