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Finding the Third Proportional to 13,908,059 and 21,275,430

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Solution

The third proportional to 13,908,059 and 21,275,430 is: 32,545,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,059 : 21,275,430 = 21,275,430 : x
  2. Step 2: Convert to fraction form
    13,908,059/21,275,430 = 21,275,430/x
  3. Step 3: Cross multiply
    13,908,059x = 21,275,430 × 21,275,430
  4. Step 4: Simplify right side
    13,908,059x = 452,643,921,684,900
  5. Step 5: Solve for x
    x = 452,643,921,684,900/13,908,059
  6. Step 6: Final answer
    x = 32,545,441.58

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.