Home / 741,353.28-1,023,056.46-419,052.06

Finding the Fourth Proportional to 741,353.28, 1,023,056.46 and 419,052.06

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Solution

The fourth proportional to 741,353.28, 1,023,056.46 and 419,052.06 is: 578,285.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,353.28 : 1,023,056.46 = 419,052.06 : x
  2. Step 2: Convert to fraction form
    741,353.28/1,023,056.46 = 419,052.06/x
  3. Step 3: Cross multiply
    741,353.28x = 1,023,056.46 × 419,052.06
  4. Step 4: Simplify right side
    741,353.28x = 428,713,917,059.31
  5. Step 5: Solve for x
    x = 428,713,917,059.31/741,353.28
  6. Step 6: Final answer
    x = 578,285.59

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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.