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Finding the Fourth Proportional to 222,564.30, 333,846.45 and 200,402.70

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Solution

The fourth proportional to 222,564.30, 333,846.45 and 200,402.70 is: 300,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,564.30 : 333,846.45 = 200,402.70 : x
  2. Step 2: Convert to fraction form
    222,564.30/333,846.45 = 200,402.70/x
  3. Step 3: Cross multiply
    222,564.30x = 333,846.45 × 200,402.70
  4. Step 4: Simplify right side
    222,564.30x = 66,903,729,965.42
  5. Step 5: Solve for x
    x = 66,903,729,965.42/222,564.30
  6. Step 6: Final answer
    x = 300,604.05

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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.