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Finding the Third Proportional to 8,953,780 and 19,185,132

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Solution

The third proportional to 8,953,780 and 19,185,132 is: 41,107,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953,780 : 19,185,132 = 19,185,132 : x
  2. Step 2: Convert to fraction form
    8,953,780/19,185,132 = 19,185,132/x
  3. Step 3: Cross multiply
    8,953,780x = 19,185,132 × 19,185,132
  4. Step 4: Simplify right side
    8,953,780x = 368,069,289,857,424
  5. Step 5: Solve for x
    x = 368,069,289,857,424/8,953,780
  6. Step 6: Final answer
    x = 41,107,698.63

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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.