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Finding the Third Proportional to 11,316.75 and 16,628.06

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Solution

The third proportional to 11,316.75 and 16,628.06 is: 24,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.75 : 16,628.06 = 16,628.06 : x
  2. Step 2: Convert to fraction form
    11,316.75/16,628.06 = 16,628.06/x
  3. Step 3: Cross multiply
    11,316.75x = 16,628.06 × 16,628.06
  4. Step 4: Simplify right side
    11,316.75x = 276,492,462.50
  5. Step 5: Solve for x
    x = 276,492,462.50/11,316.75
  6. Step 6: Final answer
    x = 24,432.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.