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Finding the Third Proportional to 19,012,258 and 39,591,236

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Solution

The third proportional to 19,012,258 and 39,591,236 is: 82,445,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012,258 : 39,591,236 = 39,591,236 : x
  2. Step 2: Convert to fraction form
    19,012,258/39,591,236 = 39,591,236/x
  3. Step 3: Cross multiply
    19,012,258x = 39,591,236 × 39,591,236
  4. Step 4: Simplify right side
    19,012,258x = 1,567,465,968,007,696
  5. Step 5: Solve for x
    x = 1,567,465,968,007,696/19,012,258
  6. Step 6: Final answer
    x = 82,445,018.79

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.