Home / 272,066.20-408,099.30-196,833.40

Finding the Fourth Proportional to 272,066.20, 408,099.30 and 196,833.40

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Solution

The fourth proportional to 272,066.20, 408,099.30 and 196,833.40 is: 295,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,066.20 : 408,099.30 = 196,833.40 : x
  2. Step 2: Convert to fraction form
    272,066.20/408,099.30 = 196,833.40/x
  3. Step 3: Cross multiply
    272,066.20x = 408,099.30 × 196,833.40
  4. Step 4: Simplify right side
    272,066.20x = 80,327,572,756.62
  5. Step 5: Solve for x
    x = 80,327,572,756.62/272,066.20
  6. Step 6: Final answer
    x = 295,250.10

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1.5x scale

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.