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Finding the Fourth Proportional to 244,614.80, 366,922.20 and 220,995.20

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Solution

The fourth proportional to 244,614.80, 366,922.20 and 220,995.20 is: 331,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,614.80 : 366,922.20 = 220,995.20 : x
  2. Step 2: Convert to fraction form
    244,614.80/366,922.20 = 220,995.20/x
  3. Step 3: Cross multiply
    244,614.80x = 366,922.20 × 220,995.20
  4. Step 4: Simplify right side
    244,614.80x = 81,088,044,973.44
  5. Step 5: Solve for x
    x = 81,088,044,973.44/244,614.80
  6. Step 6: Final answer
    x = 331,492.80

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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.