Home / 613,304.28-919,995.36-192,596.76

Finding the Fourth Proportional to 613,304.28, 919,995.36 and 192,596.76

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Solution

The fourth proportional to 613,304.28, 919,995.36 and 192,596.76 is: 288,907.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,304.28 : 919,995.36 = 192,596.76 : x
  2. Step 2: Convert to fraction form
    613,304.28/919,995.36 = 192,596.76/x
  3. Step 3: Cross multiply
    613,304.28x = 919,995.36 × 192,596.76
  4. Step 4: Simplify right side
    613,304.28x = 177,188,125,551.03
  5. Step 5: Solve for x
    x = 177,188,125,551.03/613,304.28
  6. Step 6: Final answer
    x = 288,907.37

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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.