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Finding the Third Proportional to 4,716,988.88 and 10,106,685.56

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Solution

The third proportional to 4,716,988.88 and 10,106,685.56 is: 21,654,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716,988.88 : 10,106,685.56 = 10,106,685.56 : x
  2. Step 2: Convert to fraction form
    4,716,988.88/10,106,685.56 = 10,106,685.56/x
  3. Step 3: Cross multiply
    4,716,988.88x = 10,106,685.56 × 10,106,685.56
  4. Step 4: Simplify right side
    4,716,988.88x = 102,145,093,059,245.94
  5. Step 5: Solve for x
    x = 102,145,093,059,245.94/4,716,988.88
  6. Step 6: Final answer
    x = 21,654,724.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.