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Finding the Third Proportional to 5,266.13 and 7,089.19

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Solution

The third proportional to 5,266.13 and 7,089.19 is: 9,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.13 : 7,089.19 = 7,089.19 : x
  2. Step 2: Convert to fraction form
    5,266.13/7,089.19 = 7,089.19/x
  3. Step 3: Cross multiply
    5,266.13x = 7,089.19 × 7,089.19
  4. Step 4: Simplify right side
    5,266.13x = 50,256,579.41
  5. Step 5: Solve for x
    x = 50,256,579.41/5,266.13
  6. Step 6: Final answer
    x = 9,543.37

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.