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Finding the Third Proportional to 4,487,623 and 9,787,502

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Solution

The third proportional to 4,487,623 and 9,787,502 is: 21,346,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487,623 : 9,787,502 = 9,787,502 : x
  2. Step 2: Convert to fraction form
    4,487,623/9,787,502 = 9,787,502/x
  3. Step 3: Cross multiply
    4,487,623x = 9,787,502 × 9,787,502
  4. Step 4: Simplify right side
    4,487,623x = 95,795,195,400,004
  5. Step 5: Solve for x
    x = 95,795,195,400,004/4,487,623
  6. Step 6: Final answer
    x = 21,346,533.65

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.