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Finding the Fourth Proportional to 177,446.20, 266,169.30 and 174,530.20

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Solution

The fourth proportional to 177,446.20, 266,169.30 and 174,530.20 is: 261,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,446.20 : 266,169.30 = 174,530.20 : x
  2. Step 2: Convert to fraction form
    177,446.20/266,169.30 = 174,530.20/x
  3. Step 3: Cross multiply
    177,446.20x = 266,169.30 × 174,530.20
  4. Step 4: Simplify right side
    177,446.20x = 46,454,581,162.86
  5. Step 5: Solve for x
    x = 46,454,581,162.86/177,446.20
  6. Step 6: Final answer
    x = 261,795.30

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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.