Home / 613,122.76-919,723.02-192,415.24

Finding the Fourth Proportional to 613,122.76, 919,723.02 and 192,415.24

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Solution

The fourth proportional to 613,122.76, 919,723.02 and 192,415.24 is: 288,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,122.76 : 919,723.02 = 192,415.24 : x
  2. Step 2: Convert to fraction form
    613,122.76/919,723.02 = 192,415.24/x
  3. Step 3: Cross multiply
    613,122.76x = 919,723.02 × 192,415.24
  4. Step 4: Simplify right side
    613,122.76x = 176,968,725,626.83
  5. Step 5: Solve for x
    x = 176,968,725,626.83/613,122.76
  6. Step 6: Final answer
    x = 288,635.06

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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.