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Finding the Third Proportional to 72,067,362 and 170,052,396

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Solution

The third proportional to 72,067,362 and 170,052,396 is: 401,260,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,067,362 : 170,052,396 = 170,052,396 : x
  2. Step 2: Convert to fraction form
    72,067,362/170,052,396 = 170,052,396/x
  3. Step 3: Cross multiply
    72,067,362x = 170,052,396 × 170,052,396
  4. Step 4: Simplify right side
    72,067,362x = 28,917,817,385,340,816
  5. Step 5: Solve for x
    x = 28,917,817,385,340,816/72,067,362
  6. Step 6: Final answer
    x = 401,260,939.53

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.