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Finding the Third Proportional to 16,619,391 and 25,529,418

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Solution

The third proportional to 16,619,391 and 25,529,418 is: 39,216,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619,391 : 25,529,418 = 25,529,418 : x
  2. Step 2: Convert to fraction form
    16,619,391/25,529,418 = 25,529,418/x
  3. Step 3: Cross multiply
    16,619,391x = 25,529,418 × 25,529,418
  4. Step 4: Simplify right side
    16,619,391x = 651,751,183,418,724
  5. Step 5: Solve for x
    x = 651,751,183,418,724/16,619,391
  6. Step 6: Final answer
    x = 39,216,309.64

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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.