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Finding the Third Proportional to 7,065 and 10,324.50

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Solution

The third proportional to 7,065 and 10,324.50 is: 15,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065 : 10,324.50 = 10,324.50 : x
  2. Step 2: Convert to fraction form
    7,065/10,324.50 = 10,324.50/x
  3. Step 3: Cross multiply
    7,065x = 10,324.50 × 10,324.50
  4. Step 4: Simplify right side
    7,065x = 106,595,300.25
  5. Step 5: Solve for x
    x = 106,595,300.25/7,065
  6. Step 6: Final answer
    x = 15,087.80

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.