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Finding the Fourth Proportional to 177,816.20, 266,797.20 and 65,550.20

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Solution

The fourth proportional to 177,816.20, 266,797.20 and 65,550.20 is: 98,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,816.20 : 266,797.20 = 65,550.20 : x
  2. Step 2: Convert to fraction form
    177,816.20/266,797.20 = 65,550.20/x
  3. Step 3: Cross multiply
    177,816.20x = 266,797.20 × 65,550.20
  4. Step 4: Simplify right side
    177,816.20x = 17,488,609,819.44
  5. Step 5: Solve for x
    x = 17,488,609,819.44/177,816.20
  6. Step 6: Final answer
    x = 98,352.17

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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.