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Finding the Fourth Proportional to 327,551.60, 491,586.60 and 127,967.60

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Solution

The fourth proportional to 327,551.60, 491,586.60 and 127,967.60 is: 192,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,551.60 : 491,586.60 = 127,967.60 : x
  2. Step 2: Convert to fraction form
    327,551.60/491,586.60 = 127,967.60/x
  3. Step 3: Cross multiply
    327,551.60x = 491,586.60 × 127,967.60
  4. Step 4: Simplify right side
    327,551.60x = 62,907,157,394.16
  5. Step 5: Solve for x
    x = 62,907,157,394.16/327,551.60
  6. Step 6: Final answer
    x = 192,052.66

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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.