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Finding the Fourth Proportional to 244,778.20, 366,972.90 and 133,970.20

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Solution

The fourth proportional to 244,778.20, 366,972.90 and 133,970.20 is: 200,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,778.20 : 366,972.90 = 133,970.20 : x
  2. Step 2: Convert to fraction form
    244,778.20/366,972.90 = 133,970.20/x
  3. Step 3: Cross multiply
    244,778.20x = 366,972.90 × 133,970.20
  4. Step 4: Simplify right side
    244,778.20x = 49,163,432,807.58
  5. Step 5: Solve for x
    x = 49,163,432,807.58/244,778.20
  6. Step 6: Final answer
    x = 200,848.90

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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.