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Finding the Fourth Proportional to 244,228.40, 366,342.60 and 220,122.80

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Solution

The fourth proportional to 244,228.40, 366,342.60 and 220,122.80 is: 330,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,228.40 : 366,342.60 = 220,122.80 : x
  2. Step 2: Convert to fraction form
    244,228.40/366,342.60 = 220,122.80/x
  3. Step 3: Cross multiply
    244,228.40x = 366,342.60 × 220,122.80
  4. Step 4: Simplify right side
    244,228.40x = 80,640,358,871.28
  5. Step 5: Solve for x
    x = 80,640,358,871.28/244,228.40
  6. Step 6: Final answer
    x = 330,184.20

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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.