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Finding the Fourth Proportional to 5,062.78, 6,984.26 and 3,293.74

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Solution

The fourth proportional to 5,062.78, 6,984.26 and 3,293.74 is: 4,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.78 : 6,984.26 = 3,293.74 : x
  2. Step 2: Convert to fraction form
    5,062.78/6,984.26 = 3,293.74/x
  3. Step 3: Cross multiply
    5,062.78x = 6,984.26 × 3,293.74
  4. Step 4: Simplify right side
    5,062.78x = 23,004,320.06
  5. Step 5: Solve for x
    x = 23,004,320.06/5,062.78
  6. Step 6: Final answer
    x = 4,543.81

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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.