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Finding the Fourth Proportional to 233,908.38, 322,792.11 and 126,478.62

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Solution

The fourth proportional to 233,908.38, 322,792.11 and 126,478.62 is: 174,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,908.38 : 322,792.11 = 126,478.62 : x
  2. Step 2: Convert to fraction form
    233,908.38/322,792.11 = 126,478.62/x
  3. Step 3: Cross multiply
    233,908.38x = 322,792.11 × 126,478.62
  4. Step 4: Simplify right side
    233,908.38x = 40,826,300,619.69
  5. Step 5: Solve for x
    x = 40,826,300,619.69/233,908.38
  6. Step 6: Final answer
    x = 174,539.71

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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.