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Finding the Third Proportional to 57,603,388 and 81,026,392

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Solution

The third proportional to 57,603,388 and 81,026,392 is: 113,973,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,603,388 : 81,026,392 = 81,026,392 : x
  2. Step 2: Convert to fraction form
    57,603,388/81,026,392 = 81,026,392/x
  3. Step 3: Cross multiply
    57,603,388x = 81,026,392 × 81,026,392
  4. Step 4: Simplify right side
    57,603,388x = 6,565,276,200,537,664
  5. Step 5: Solve for x
    x = 6,565,276,200,537,664/57,603,388
  6. Step 6: Final answer
    x = 113,973,785.72

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.