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Finding the Fourth Proportional to 244,122.80, 342,005.20 and 244,122.80

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Solution

The fourth proportional to 244,122.80, 342,005.20 and 244,122.80 is: 342,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,122.80 : 342,005.20 = 244,122.80 : x
  2. Step 2: Convert to fraction form
    244,122.80/342,005.20 = 244,122.80/x
  3. Step 3: Cross multiply
    244,122.80x = 342,005.20 × 244,122.80
  4. Step 4: Simplify right side
    244,122.80x = 83,491,267,038.56
  5. Step 5: Solve for x
    x = 83,491,267,038.56/244,122.80
  6. Step 6: Final answer
    x = 342,005.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.