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Finding the Fourth Proportional to 244,891.60, 367,337.40 and 209,462.20

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Solution

The fourth proportional to 244,891.60, 367,337.40 and 209,462.20 is: 314,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,891.60 : 367,337.40 = 209,462.20 : x
  2. Step 2: Convert to fraction form
    244,891.60/367,337.40 = 209,462.20/x
  3. Step 3: Cross multiply
    244,891.60x = 367,337.40 × 209,462.20
  4. Step 4: Simplify right side
    244,891.60x = 76,943,299,946.28
  5. Step 5: Solve for x
    x = 76,943,299,946.28/244,891.60
  6. Step 6: Final answer
    x = 314,193.30

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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.