Home / 729,040.40-1,093,560.60-462,007.70

Finding the Fourth Proportional to 729,040.40, 1,093,560.60 and 462,007.70

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Solution

The fourth proportional to 729,040.40, 1,093,560.60 and 462,007.70 is: 693,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,040.40 : 1,093,560.60 = 462,007.70 : x
  2. Step 2: Convert to fraction form
    729,040.40/1,093,560.60 = 462,007.70/x
  3. Step 3: Cross multiply
    729,040.40x = 1,093,560.60 × 462,007.70
  4. Step 4: Simplify right side
    729,040.40x = 505,233,417,616.62
  5. Step 5: Solve for x
    x = 505,233,417,616.62/729,040.40
  6. Step 6: Final answer
    x = 693,011.55

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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.