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Finding the Fourth Proportional to 303,010.43, 418,179.30 and 167,056.79

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Solution

The fourth proportional to 303,010.43, 418,179.30 and 167,056.79 is: 230,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,010.43 : 418,179.30 = 167,056.79 : x
  2. Step 2: Convert to fraction form
    303,010.43/418,179.30 = 167,056.79/x
  3. Step 3: Cross multiply
    303,010.43x = 418,179.30 × 167,056.79
  4. Step 4: Simplify right side
    303,010.43x = 69,859,691,502.45
  5. Step 5: Solve for x
    x = 69,859,691,502.45/303,010.43
  6. Step 6: Final answer
    x = 230,552.10

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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.