Home / 392,724.56-589,973.62-232,905.32

Finding the Fourth Proportional to 392,724.56, 589,973.62 and 232,905.32

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Solution

The fourth proportional to 392,724.56, 589,973.62 and 232,905.32 is: 349,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,724.56 : 589,973.62 = 232,905.32 : x
  2. Step 2: Convert to fraction form
    392,724.56/589,973.62 = 232,905.32/x
  3. Step 3: Cross multiply
    392,724.56x = 589,973.62 × 232,905.32
  4. Step 4: Simplify right side
    392,724.56x = 137,407,994,757.66
  5. Step 5: Solve for x
    x = 137,407,994,757.66/392,724.56
  6. Step 6: Final answer
    x = 349,883.88

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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.