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Finding the Fourth Proportional to 250,382.40, 374,882.40 and 195,086.40

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Solution

The fourth proportional to 250,382.40, 374,882.40 and 195,086.40 is: 292,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,382.40 : 374,882.40 = 195,086.40 : x
  2. Step 2: Convert to fraction form
    250,382.40/374,882.40 = 195,086.40/x
  3. Step 3: Cross multiply
    250,382.40x = 374,882.40 × 195,086.40
  4. Step 4: Simplify right side
    250,382.40x = 73,134,457,839.36
  5. Step 5: Solve for x
    x = 73,134,457,839.36/250,382.40
  6. Step 6: Final answer
    x = 292,091.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.