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Finding the Third Proportional to 19,152 and 36,202.50

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Solution

The third proportional to 19,152 and 36,202.50 is: 68,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152 : 36,202.50 = 36,202.50 : x
  2. Step 2: Convert to fraction form
    19,152/36,202.50 = 36,202.50/x
  3. Step 3: Cross multiply
    19,152x = 36,202.50 × 36,202.50
  4. Step 4: Simplify right side
    19,152x = 1,310,621,006.25
  5. Step 5: Solve for x
    x = 1,310,621,006.25/19,152
  6. Step 6: Final answer
    x = 68,432.59

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.