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Finding the Fourth Proportional to 222,761.60, 333,850.80 and 89,532.80

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Solution

The fourth proportional to 222,761.60, 333,850.80 and 89,532.80 is: 134,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,761.60 : 333,850.80 = 89,532.80 : x
  2. Step 2: Convert to fraction form
    222,761.60/333,850.80 = 89,532.80/x
  3. Step 3: Cross multiply
    222,761.60x = 333,850.80 × 89,532.80
  4. Step 4: Simplify right side
    222,761.60x = 29,890,596,906.24
  5. Step 5: Solve for x
    x = 29,890,596,906.24/222,761.60
  6. Step 6: Final answer
    x = 134,182.00

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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.