Home / 744,365.88-1,116,986.22-271,079.64

Finding the Fourth Proportional to 744,365.88, 1,116,986.22 and 271,079.64

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Solution

The fourth proportional to 744,365.88, 1,116,986.22 and 271,079.64 is: 406,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,365.88 : 1,116,986.22 = 271,079.64 : x
  2. Step 2: Convert to fraction form
    744,365.88/1,116,986.22 = 271,079.64/x
  3. Step 3: Cross multiply
    744,365.88x = 1,116,986.22 × 271,079.64
  4. Step 4: Simplify right side
    744,365.88x = 302,792,222,402.56
  5. Step 5: Solve for x
    x = 302,792,222,402.56/744,365.88
  6. Step 6: Final answer
    x = 406,778.75

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1.5x scale

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.