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Finding the Fourth Proportional to 222,512.10, 333,768.15 and 163,025.70

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Solution

The fourth proportional to 222,512.10, 333,768.15 and 163,025.70 is: 244,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,512.10 : 333,768.15 = 163,025.70 : x
  2. Step 2: Convert to fraction form
    222,512.10/333,768.15 = 163,025.70/x
  3. Step 3: Cross multiply
    222,512.10x = 333,768.15 × 163,025.70
  4. Step 4: Simplify right side
    222,512.10x = 54,412,786,291.46
  5. Step 5: Solve for x
    x = 54,412,786,291.46/222,512.10
  6. Step 6: Final answer
    x = 244,538.55

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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.