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Finding the Third Proportional to 10,618.75 and 16,869.75

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Solution

The third proportional to 10,618.75 and 16,869.75 is: 26,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.75 : 16,869.75 = 16,869.75 : x
  2. Step 2: Convert to fraction form
    10,618.75/16,869.75 = 16,869.75/x
  3. Step 3: Cross multiply
    10,618.75x = 16,869.75 × 16,869.75
  4. Step 4: Simplify right side
    10,618.75x = 284,588,465.06
  5. Step 5: Solve for x
    x = 284,588,465.06/10,618.75
  6. Step 6: Final answer
    x = 26,800.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.