Home / 773,712.54-1,067,449.59-505,596.06

Finding the Fourth Proportional to 773,712.54, 1,067,449.59 and 505,596.06

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Solution

The fourth proportional to 773,712.54, 1,067,449.59 and 505,596.06 is: 697,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,712.54 : 1,067,449.59 = 505,596.06 : x
  2. Step 2: Convert to fraction form
    773,712.54/1,067,449.59 = 505,596.06/x
  3. Step 3: Cross multiply
    773,712.54x = 1,067,449.59 × 505,596.06
  4. Step 4: Simplify right side
    773,712.54x = 539,698,306,952.62
  5. Step 5: Solve for x
    x = 539,698,306,952.62/773,712.54
  6. Step 6: Final answer
    x = 697,543.70

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Double scale
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1.5x scale

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.