Home / 886,078.48-1,222,424.22-657,198.88

Finding the Fourth Proportional to 886,078.48, 1,222,424.22 and 657,198.88

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Solution

The fourth proportional to 886,078.48, 1,222,424.22 and 657,198.88 is: 906,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,078.48 : 1,222,424.22 = 657,198.88 : x
  2. Step 2: Convert to fraction form
    886,078.48/1,222,424.22 = 657,198.88/x
  3. Step 3: Cross multiply
    886,078.48x = 1,222,424.22 × 657,198.88
  4. Step 4: Simplify right side
    886,078.48x = 803,375,828,268.87
  5. Step 5: Solve for x
    x = 803,375,828,268.87/886,078.48
  6. Step 6: Final answer
    x = 906,664.42

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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.