Home / 708,589.44-1,062,385.92-329,107.32

Finding the Fourth Proportional to 708,589.44, 1,062,385.92 and 329,107.32

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Solution

The fourth proportional to 708,589.44, 1,062,385.92 and 329,107.32 is: 493,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589.44 : 1,062,385.92 = 329,107.32 : x
  2. Step 2: Convert to fraction form
    708,589.44/1,062,385.92 = 329,107.32/x
  3. Step 3: Cross multiply
    708,589.44x = 1,062,385.92 × 329,107.32
  4. Step 4: Simplify right side
    708,589.44x = 349,638,982,936.93
  5. Step 5: Solve for x
    x = 349,638,982,936.93/708,589.44
  6. Step 6: Final answer
    x = 493,429.57

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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.