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Finding the Fourth Proportional to 202,422.60, 303,580.80 and 60,229.62

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Solution

The fourth proportional to 202,422.60, 303,580.80 and 60,229.62 is: 90,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,422.60 : 303,580.80 = 60,229.62 : x
  2. Step 2: Convert to fraction form
    202,422.60/303,580.80 = 60,229.62/x
  3. Step 3: Cross multiply
    202,422.60x = 303,580.80 × 60,229.62
  4. Step 4: Simplify right side
    202,422.60x = 18,284,556,223.30
  5. Step 5: Solve for x
    x = 18,284,556,223.30/202,422.60
  6. Step 6: Final answer
    x = 90,328.63

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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.