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Finding the Fourth Proportional to 222,761.34, 333,408.15 and 191,968.38

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Solution

The fourth proportional to 222,761.34, 333,408.15 and 191,968.38 is: 287,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,761.34 : 333,408.15 = 191,968.38 : x
  2. Step 2: Convert to fraction form
    222,761.34/333,408.15 = 191,968.38/x
  3. Step 3: Cross multiply
    222,761.34x = 333,408.15 × 191,968.38
  4. Step 4: Simplify right side
    222,761.34x = 64,003,822,434.30
  5. Step 5: Solve for x
    x = 64,003,822,434.30/222,761.34
  6. Step 6: Final answer
    x = 287,320.15

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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.