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Finding the Fourth Proportional to 296,199.74, 408,757.62 and 181,478.60

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Solution

The fourth proportional to 296,199.74, 408,757.62 and 181,478.60 is: 250,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,199.74 : 408,757.62 = 181,478.60 : x
  2. Step 2: Convert to fraction form
    296,199.74/408,757.62 = 181,478.60/x
  3. Step 3: Cross multiply
    296,199.74x = 408,757.62 × 181,478.60
  4. Step 4: Simplify right side
    296,199.74x = 74,180,760,616.93
  5. Step 5: Solve for x
    x = 74,180,760,616.93/296,199.74
  6. Step 6: Final answer
    x = 250,441.68

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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.