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Finding the Fourth Proportional to 366,976.20, 550,809.90 and 227,008.20

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Solution

The fourth proportional to 366,976.20, 550,809.90 and 227,008.20 is: 340,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,976.20 : 550,809.90 = 227,008.20 : x
  2. Step 2: Convert to fraction form
    366,976.20/550,809.90 = 227,008.20/x
  3. Step 3: Cross multiply
    366,976.20x = 550,809.90 × 227,008.20
  4. Step 4: Simplify right side
    366,976.20x = 125,038,363,941.18
  5. Step 5: Solve for x
    x = 125,038,363,941.18/366,976.20
  6. Step 6: Final answer
    x = 340,726.09

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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.