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Finding the Fourth Proportional to 303,008.43, 418,176.54 and 167,054.79

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Solution

The fourth proportional to 303,008.43, 418,176.54 and 167,054.79 is: 230,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,008.43 : 418,176.54 = 167,054.79 : x
  2. Step 2: Convert to fraction form
    303,008.43/418,176.54 = 167,054.79/x
  3. Step 3: Cross multiply
    303,008.43x = 418,176.54 × 167,054.79
  4. Step 4: Simplify right side
    303,008.43x = 69,858,394,072.63
  5. Step 5: Solve for x
    x = 69,858,394,072.63/303,008.43
  6. Step 6: Final answer
    x = 230,549.34

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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.