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Finding the Third Proportional to 4,709,507 and 10,171,825

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Solution

The third proportional to 4,709,507 and 10,171,825 is: 21,969,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,507 : 10,171,825 = 10,171,825 : x
  2. Step 2: Convert to fraction form
    4,709,507/10,171,825 = 10,171,825/x
  3. Step 3: Cross multiply
    4,709,507x = 10,171,825 × 10,171,825
  4. Step 4: Simplify right side
    4,709,507x = 103,466,023,830,625
  5. Step 5: Solve for x
    x = 103,466,023,830,625/4,709,507
  6. Step 6: Final answer
    x = 21,969,608.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.