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Finding the Fourth Proportional to 303,523.84, 418,863.52 and 167,557.97

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Solution

The fourth proportional to 303,523.84, 418,863.52 and 167,557.97 is: 231,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,523.84 : 418,863.52 = 167,557.97 : x
  2. Step 2: Convert to fraction form
    303,523.84/418,863.52 = 167,557.97/x
  3. Step 3: Cross multiply
    303,523.84x = 418,863.52 × 167,557.97
  4. Step 4: Simplify right side
    303,523.84x = 70,183,920,018.75
  5. Step 5: Solve for x
    x = 70,183,920,018.75/303,523.84
  6. Step 6: Final answer
    x = 231,230.34

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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.