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Finding the Third Proportional to 19,038,438 and 41,106,420

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Solution

The third proportional to 19,038,438 and 41,106,420 is: 88,754,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,438 : 41,106,420 = 41,106,420 : x
  2. Step 2: Convert to fraction form
    19,038,438/41,106,420 = 41,106,420/x
  3. Step 3: Cross multiply
    19,038,438x = 41,106,420 × 41,106,420
  4. Step 4: Simplify right side
    19,038,438x = 1,689,737,765,216,400
  5. Step 5: Solve for x
    x = 1,689,737,765,216,400/19,038,438
  6. Step 6: Final answer
    x = 88,754,012.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.