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Finding the Third Proportional to 79,372.13 and 119,047.50

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Solution

The third proportional to 79,372.13 and 119,047.50 is: 178,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,372.13 : 119,047.50 = 119,047.50 : x
  2. Step 2: Convert to fraction form
    79,372.13/119,047.50 = 119,047.50/x
  3. Step 3: Cross multiply
    79,372.13x = 119,047.50 × 119,047.50
  4. Step 4: Simplify right side
    79,372.13x = 14,172,307,256.25
  5. Step 5: Solve for x
    x = 14,172,307,256.25/79,372.13
  6. Step 6: Final answer
    x = 178,555.22

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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.