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Finding the Fourth Proportional to 217,108.60, 325,662.90 and 182,116.60

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Solution

The fourth proportional to 217,108.60, 325,662.90 and 182,116.60 is: 273,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,108.60 : 325,662.90 = 182,116.60 : x
  2. Step 2: Convert to fraction form
    217,108.60/325,662.90 = 182,116.60/x
  3. Step 3: Cross multiply
    217,108.60x = 325,662.90 × 182,116.60
  4. Step 4: Simplify right side
    217,108.60x = 59,308,620,094.14
  5. Step 5: Solve for x
    x = 59,308,620,094.14/217,108.60
  6. Step 6: Final answer
    x = 273,174.90

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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.