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Finding the Third Proportional to 28,779.75 and 44,400.38

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Solution

The third proportional to 28,779.75 and 44,400.38 is: 68,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,779.75 : 44,400.38 = 44,400.38 : x
  2. Step 2: Convert to fraction form
    28,779.75/44,400.38 = 44,400.38/x
  3. Step 3: Cross multiply
    28,779.75x = 44,400.38 × 44,400.38
  4. Step 4: Simplify right side
    28,779.75x = 1,971,393,300.14
  5. Step 5: Solve for x
    x = 1,971,393,300.14/28,779.75
  6. Step 6: Final answer
    x = 68,499.32

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.