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Finding the Fourth Proportional to 362,330.40, 543,279.60 and 222,189.60

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Solution

The fourth proportional to 362,330.40, 543,279.60 and 222,189.60 is: 333,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,330.40 : 543,279.60 = 222,189.60 : x
  2. Step 2: Convert to fraction form
    362,330.40/543,279.60 = 222,189.60/x
  3. Step 3: Cross multiply
    362,330.40x = 543,279.60 × 222,189.60
  4. Step 4: Simplify right side
    362,330.40x = 120,711,077,012.16
  5. Step 5: Solve for x
    x = 120,711,077,012.16/362,330.40
  6. Step 6: Final answer
    x = 333,151.94

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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.