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Finding the Fourth Proportional to 298,779.17, 412,304.79 and 167,952.83

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Solution

The fourth proportional to 298,779.17, 412,304.79 and 167,952.83 is: 231,769.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,779.17 : 412,304.79 = 167,952.83 : x
  2. Step 2: Convert to fraction form
    298,779.17/412,304.79 = 167,952.83/x
  3. Step 3: Cross multiply
    298,779.17x = 412,304.79 × 167,952.83
  4. Step 4: Simplify right side
    298,779.17x = 69,247,755,272.29
  5. Step 5: Solve for x
    x = 69,247,755,272.29/298,779.17
  6. Step 6: Final answer
    x = 231,769.02

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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.