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Finding the Third Proportional to 5,173,337 and 7,831,575

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Solution

The third proportional to 5,173,337 and 7,831,575 is: 11,855,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,337 : 7,831,575 = 7,831,575 : x
  2. Step 2: Convert to fraction form
    5,173,337/7,831,575 = 7,831,575/x
  3. Step 3: Cross multiply
    5,173,337x = 7,831,575 × 7,831,575
  4. Step 4: Simplify right side
    5,173,337x = 61,333,566,980,625
  5. Step 5: Solve for x
    x = 61,333,566,980,625/5,173,337
  6. Step 6: Final answer
    x = 11,855,706.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.