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Finding the Fourth Proportional to 303,023.82, 418,175.79 and 167,062.74

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Solution

The fourth proportional to 303,023.82, 418,175.79 and 167,062.74 is: 230,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,023.82 : 418,175.79 = 167,062.74 : x
  2. Step 2: Convert to fraction form
    303,023.82/418,175.79 = 167,062.74/x
  3. Step 3: Cross multiply
    303,023.82x = 418,175.79 × 167,062.74
  4. Step 4: Simplify right side
    303,023.82x = 69,861,593,279.06
  5. Step 5: Solve for x
    x = 69,861,593,279.06/303,023.82
  6. Step 6: Final answer
    x = 230,548.19

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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.