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Finding the Fourth Proportional to 193,359.60, 290,112.30 and 93,608.10

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Solution

The fourth proportional to 193,359.60, 290,112.30 and 93,608.10 is: 140,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,359.60 : 290,112.30 = 93,608.10 : x
  2. Step 2: Convert to fraction form
    193,359.60/290,112.30 = 93,608.10/x
  3. Step 3: Cross multiply
    193,359.60x = 290,112.30 × 93,608.10
  4. Step 4: Simplify right side
    193,359.60x = 27,156,861,189.63
  5. Step 5: Solve for x
    x = 27,156,861,189.63/193,359.60
  6. Step 6: Final answer
    x = 140,447.44

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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.