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Finding the Third Proportional to 6,875.44 and 10,328.34

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Solution

The third proportional to 6,875.44 and 10,328.34 is: 15,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.44 : 10,328.34 = 10,328.34 : x
  2. Step 2: Convert to fraction form
    6,875.44/10,328.34 = 10,328.34/x
  3. Step 3: Cross multiply
    6,875.44x = 10,328.34 × 10,328.34
  4. Step 4: Simplify right side
    6,875.44x = 106,674,684.62
  5. Step 5: Solve for x
    x = 106,674,684.62/6,875.44
  6. Step 6: Final answer
    x = 15,515.33

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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.