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Finding the Fourth Proportional to 244,580.80, 366,433.80 and 209,588.80

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Solution

The fourth proportional to 244,580.80, 366,433.80 and 209,588.80 is: 314,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,580.80 : 366,433.80 = 209,588.80 : x
  2. Step 2: Convert to fraction form
    244,580.80/366,433.80 = 209,588.80/x
  3. Step 3: Cross multiply
    244,580.80x = 366,433.80 × 209,588.80
  4. Step 4: Simplify right side
    244,580.80x = 76,800,420,421.44
  5. Step 5: Solve for x
    x = 76,800,420,421.44/244,580.80
  6. Step 6: Final answer
    x = 314,008.38

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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.