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Finding the Third Proportional to 21,673,758.52 and 29,720,571.89

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Solution

The third proportional to 21,673,758.52 and 29,720,571.89 is: 40,754,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673,758.52 : 29,720,571.89 = 29,720,571.89 : x
  2. Step 2: Convert to fraction form
    21,673,758.52/29,720,571.89 = 29,720,571.89/x
  3. Step 3: Cross multiply
    21,673,758.52x = 29,720,571.89 × 29,720,571.89
  4. Step 4: Simplify right side
    21,673,758.52x = 883,312,393,505,808.88
  5. Step 5: Solve for x
    x = 883,312,393,505,808.88/21,673,758.52
  6. Step 6: Final answer
    x = 40,754,924.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.