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Finding the Fourth Proportional to 303,327.22, 418,590.31 and 167,369.62

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Solution

The fourth proportional to 303,327.22, 418,590.31 and 167,369.62 is: 230,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,327.22 : 418,590.31 = 167,369.62 : x
  2. Step 2: Convert to fraction form
    303,327.22/418,590.31 = 167,369.62/x
  3. Step 3: Cross multiply
    303,327.22x = 418,590.31 × 167,369.62
  4. Step 4: Simplify right side
    303,327.22x = 70,059,301,120.38
  5. Step 5: Solve for x
    x = 70,059,301,120.38/303,327.22
  6. Step 6: Final answer
    x = 230,969.38

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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.