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Finding the Fourth Proportional to 303,521.59, 418,857.23 and 167,552.62

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Solution

The fourth proportional to 303,521.59, 418,857.23 and 167,552.62 is: 231,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,521.59 : 418,857.23 = 167,552.62 : x
  2. Step 2: Convert to fraction form
    303,521.59/418,857.23 = 167,552.62/x
  3. Step 3: Cross multiply
    303,521.59x = 418,857.23 × 167,552.62
  4. Step 4: Simplify right side
    303,521.59x = 70,180,626,292.44
  5. Step 5: Solve for x
    x = 70,180,626,292.44/303,521.59
  6. Step 6: Final answer
    x = 231,221.20

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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.