Home / 330,440.70-456,002.55-179,536.62

Finding the Fourth Proportional to 330,440.70, 456,002.55 and 179,536.62

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Solution

The fourth proportional to 330,440.70, 456,002.55 and 179,536.62 is: 247,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,440.70 : 456,002.55 = 179,536.62 : x
  2. Step 2: Convert to fraction form
    330,440.70/456,002.55 = 179,536.62/x
  3. Step 3: Cross multiply
    330,440.70x = 456,002.55 × 179,536.62
  4. Step 4: Simplify right side
    330,440.70x = 81,869,156,538.38
  5. Step 5: Solve for x
    x = 81,869,156,538.38/330,440.70
  6. Step 6: Final answer
    x = 247,757.48

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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.