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Finding the Third Proportional to 13,028,362 and 19,163,216

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Solution

The third proportional to 13,028,362 and 19,163,216 is: 28,186,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,362 : 19,163,216 = 19,163,216 : x
  2. Step 2: Convert to fraction form
    13,028,362/19,163,216 = 19,163,216/x
  3. Step 3: Cross multiply
    13,028,362x = 19,163,216 × 19,163,216
  4. Step 4: Simplify right side
    13,028,362x = 367,228,847,462,656
  5. Step 5: Solve for x
    x = 367,228,847,462,656/13,028,362
  6. Step 6: Final answer
    x = 28,186,877.79

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.