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Finding the Fourth Proportional to 5,049.78, 6,969.05 and 2,926.02

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Solution

The fourth proportional to 5,049.78, 6,969.05 and 2,926.02 is: 4,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.78 : 6,969.05 = 2,926.02 : x
  2. Step 2: Convert to fraction form
    5,049.78/6,969.05 = 2,926.02/x
  3. Step 3: Cross multiply
    5,049.78x = 6,969.05 × 2,926.02
  4. Step 4: Simplify right side
    5,049.78x = 20,391,579.68
  5. Step 5: Solve for x
    x = 20,391,579.68/5,049.78
  6. Step 6: Final answer
    x = 4,038.11

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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.