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Finding the Fourth Proportional to 177,218.20, 265,827.30 and 166,720.60

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Solution

The fourth proportional to 177,218.20, 265,827.30 and 166,720.60 is: 250,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,218.20 : 265,827.30 = 166,720.60 : x
  2. Step 2: Convert to fraction form
    177,218.20/265,827.30 = 166,720.60/x
  3. Step 3: Cross multiply
    177,218.20x = 265,827.30 × 166,720.60
  4. Step 4: Simplify right side
    177,218.20x = 44,318,886,952.38
  5. Step 5: Solve for x
    x = 44,318,886,952.38/177,218.20
  6. Step 6: Final answer
    x = 250,080.90

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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.