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Finding the Third Proportional to 4,706,028 and 9,977,118

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Solution

The third proportional to 4,706,028 and 9,977,118 is: 21,152,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706,028 : 9,977,118 = 9,977,118 : x
  2. Step 2: Convert to fraction form
    4,706,028/9,977,118 = 9,977,118/x
  3. Step 3: Cross multiply
    4,706,028x = 9,977,118 × 9,977,118
  4. Step 4: Simplify right side
    4,706,028x = 99,542,883,585,924
  5. Step 5: Solve for x
    x = 99,542,883,585,924/4,706,028
  6. Step 6: Final answer
    x = 21,152,208.10

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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.