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Finding the Third Proportional to 40,899.50 and 44,666

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Solution

The third proportional to 40,899.50 and 44,666 is: 48,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.50 : 44,666 = 44,666 : x
  2. Step 2: Convert to fraction form
    40,899.50/44,666 = 44,666/x
  3. Step 3: Cross multiply
    40,899.50x = 44,666 × 44,666
  4. Step 4: Simplify right side
    40,899.50x = 1,995,051,556
  5. Step 5: Solve for x
    x = 1,995,051,556/40,899.50
  6. Step 6: Final answer
    x = 48,779.36

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.