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Finding the Fourth Proportional to 222,818.88, 307,529.36 and 132,224.80

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Solution

The fourth proportional to 222,818.88, 307,529.36 and 132,224.80 is: 182,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,818.88 : 307,529.36 = 132,224.80 : x
  2. Step 2: Convert to fraction form
    222,818.88/307,529.36 = 132,224.80/x
  3. Step 3: Cross multiply
    222,818.88x = 307,529.36 × 132,224.80
  4. Step 4: Simplify right side
    222,818.88x = 40,663,007,681.87
  5. Step 5: Solve for x
    x = 40,663,007,681.87/222,818.88
  6. Step 6: Final answer
    x = 182,493.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.