Home / 294,917.44-406,986.24-160,781.44

Finding the Fourth Proportional to 294,917.44, 406,986.24 and 160,781.44

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Solution

The fourth proportional to 294,917.44, 406,986.24 and 160,781.44 is: 221,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,917.44 : 406,986.24 = 160,781.44 : x
  2. Step 2: Convert to fraction form
    294,917.44/406,986.24 = 160,781.44/x
  3. Step 3: Cross multiply
    294,917.44x = 406,986.24 × 160,781.44
  4. Step 4: Simplify right side
    294,917.44x = 65,435,833,727.39
  5. Step 5: Solve for x
    x = 65,435,833,727.39/294,917.44
  6. Step 6: Final answer
    x = 221,878.48

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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.