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Finding the Third Proportional to 8,865,464 and 18,798,468

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Solution

The third proportional to 8,865,464 and 18,798,468 is: 39,860,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,464 : 18,798,468 = 18,798,468 : x
  2. Step 2: Convert to fraction form
    8,865,464/18,798,468 = 18,798,468/x
  3. Step 3: Cross multiply
    8,865,464x = 18,798,468 × 18,798,468
  4. Step 4: Simplify right side
    8,865,464x = 353,382,399,147,024
  5. Step 5: Solve for x
    x = 353,382,399,147,024/8,865,464
  6. Step 6: Final answer
    x = 39,860,564.45

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.