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Finding the Fourth Proportional to 244,844.80, 367,267.20 and 213,740.80

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Solution

The fourth proportional to 244,844.80, 367,267.20 and 213,740.80 is: 320,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,844.80 : 367,267.20 = 213,740.80 : x
  2. Step 2: Convert to fraction form
    244,844.80/367,267.20 = 213,740.80/x
  3. Step 3: Cross multiply
    244,844.80x = 367,267.20 × 213,740.80
  4. Step 4: Simplify right side
    244,844.80x = 78,499,985,141.76
  5. Step 5: Solve for x
    x = 78,499,985,141.76/244,844.80
  6. Step 6: Final answer
    x = 320,611.20

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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.