Home / 613,244.39-919,905.56-192,536.87

Finding the Fourth Proportional to 613,244.39, 919,905.56 and 192,536.87

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Solution

The fourth proportional to 613,244.39, 919,905.56 and 192,536.87 is: 288,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,244.39 : 919,905.56 = 192,536.87 : x
  2. Step 2: Convert to fraction form
    613,244.39/919,905.56 = 192,536.87/x
  3. Step 3: Cross multiply
    613,244.39x = 919,905.56 × 192,536.87
  4. Step 4: Simplify right side
    613,244.39x = 177,115,732,377.80
  5. Step 5: Solve for x
    x = 177,115,732,377.80/613,244.39
  6. Step 6: Final answer
    x = 288,817.54

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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.