Home / 773,723.54-1,067,464.77-505,607.06

Finding the Fourth Proportional to 773,723.54, 1,067,464.77 and 505,607.06

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Solution

The fourth proportional to 773,723.54, 1,067,464.77 and 505,607.06 is: 697,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,723.54 : 1,067,464.77 = 505,607.06 : x
  2. Step 2: Convert to fraction form
    773,723.54/1,067,464.77 = 505,607.06/x
  3. Step 3: Cross multiply
    773,723.54x = 1,067,464.77 × 505,607.06
  4. Step 4: Simplify right side
    773,723.54x = 539,717,724,013.28
  5. Step 5: Solve for x
    x = 539,717,724,013.28/773,723.54
  6. Step 6: Final answer
    x = 697,558.88

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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.