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Finding the Third Proportional to 55,583,408 and 122,475,056

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Solution

The third proportional to 55,583,408 and 122,475,056 is: 269,867,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,583,408 : 122,475,056 = 122,475,056 : x
  2. Step 2: Convert to fraction form
    55,583,408/122,475,056 = 122,475,056/x
  3. Step 3: Cross multiply
    55,583,408x = 122,475,056 × 122,475,056
  4. Step 4: Simplify right side
    55,583,408x = 15,000,139,342,203,136
  5. Step 5: Solve for x
    x = 15,000,139,342,203,136/55,583,408
  6. Step 6: Final answer
    x = 269,867,211.85

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.