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Finding the Third Proportional to 12,323,611 and 19,157,460

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Solution

The third proportional to 12,323,611 and 19,157,460 is: 29,780,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,611 : 19,157,460 = 19,157,460 : x
  2. Step 2: Convert to fraction form
    12,323,611/19,157,460 = 19,157,460/x
  3. Step 3: Cross multiply
    12,323,611x = 19,157,460 × 19,157,460
  4. Step 4: Simplify right side
    12,323,611x = 367,008,273,651,600
  5. Step 5: Solve for x
    x = 367,008,273,651,600/12,323,611
  6. Step 6: Final answer
    x = 29,780,903.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.