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Finding the Third Proportional to 10,068.75 and 18,652.50

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Solution

The third proportional to 10,068.75 and 18,652.50 is: 34,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.75 : 18,652.50 = 18,652.50 : x
  2. Step 2: Convert to fraction form
    10,068.75/18,652.50 = 18,652.50/x
  3. Step 3: Cross multiply
    10,068.75x = 18,652.50 × 18,652.50
  4. Step 4: Simplify right side
    10,068.75x = 347,915,756.25
  5. Step 5: Solve for x
    x = 347,915,756.25/10,068.75
  6. Step 6: Final answer
    x = 34,554.02

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.