Home / 845,993.78-1,167,732.80-544,187.78

Finding the Fourth Proportional to 845,993.78, 1,167,732.80 and 544,187.78

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Solution

The fourth proportional to 845,993.78, 1,167,732.80 and 544,187.78 is: 751,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,993.78 : 1,167,732.80 = 544,187.78 : x
  2. Step 2: Convert to fraction form
    845,993.78/1,167,732.80 = 544,187.78/x
  3. Step 3: Cross multiply
    845,993.78x = 1,167,732.80 × 544,187.78
  4. Step 4: Simplify right side
    845,993.78x = 635,465,920,065.18
  5. Step 5: Solve for x
    x = 635,465,920,065.18/845,993.78
  6. Step 6: Final answer
    x = 751,147.27

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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.