Home / 758,067.60-1,137,101.40-403,773.60

Finding the Fourth Proportional to 758,067.60, 1,137,101.40 and 403,773.60

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Solution

The fourth proportional to 758,067.60, 1,137,101.40 and 403,773.60 is: 605,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,067.60 : 1,137,101.40 = 403,773.60 : x
  2. Step 2: Convert to fraction form
    758,067.60/1,137,101.40 = 403,773.60/x
  3. Step 3: Cross multiply
    758,067.60x = 1,137,101.40 × 403,773.60
  4. Step 4: Simplify right side
    758,067.60x = 459,131,525,843.04
  5. Step 5: Solve for x
    x = 459,131,525,843.04/758,067.60
  6. Step 6: Final answer
    x = 605,660.40

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Double scale
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Similar ratio
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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.