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Finding the Third Proportional to 4,775,286 and 9,830,508

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Solution

The third proportional to 4,775,286 and 9,830,508 is: 20,237,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775,286 : 9,830,508 = 9,830,508 : x
  2. Step 2: Convert to fraction form
    4,775,286/9,830,508 = 9,830,508/x
  3. Step 3: Cross multiply
    4,775,286x = 9,830,508 × 9,830,508
  4. Step 4: Simplify right side
    4,775,286x = 96,638,887,538,064
  5. Step 5: Solve for x
    x = 96,638,887,538,064/4,775,286
  6. Step 6: Final answer
    x = 20,237,298.36

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.