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Finding the Third Proportional to 72,298,287 and 158,943,672

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Solution

The third proportional to 72,298,287 and 158,943,672 is: 349,428,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,298,287 : 158,943,672 = 158,943,672 : x
  2. Step 2: Convert to fraction form
    72,298,287/158,943,672 = 158,943,672/x
  3. Step 3: Cross multiply
    72,298,287x = 158,943,672 × 158,943,672
  4. Step 4: Simplify right side
    72,298,287x = 25,263,090,868,843,584
  5. Step 5: Solve for x
    x = 25,263,090,868,843,584/72,298,287
  6. Step 6: Final answer
    x = 349,428,622.96

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