Home / 769,327.93-1,061,616.94-425,159.74

Finding the Fourth Proportional to 769,327.93, 1,061,616.94 and 425,159.74

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Solution

The fourth proportional to 769,327.93, 1,061,616.94 and 425,159.74 is: 586,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,327.93 : 1,061,616.94 = 425,159.74 : x
  2. Step 2: Convert to fraction form
    769,327.93/1,061,616.94 = 425,159.74/x
  3. Step 3: Cross multiply
    769,327.93x = 1,061,616.94 × 425,159.74
  4. Step 4: Simplify right side
    769,327.93x = 451,356,782,190.00
  5. Step 5: Solve for x
    x = 451,356,782,190.00/769,327.93
  6. Step 6: Final answer
    x = 586,689.71

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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.