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Finding the Third Proportional to 149,713,172.50 and 325,788,979

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Solution

The third proportional to 149,713,172.50 and 325,788,979 is: 708,945,359.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,713,172.50 : 325,788,979 = 325,788,979 : x
  2. Step 2: Convert to fraction form
    149,713,172.50/325,788,979 = 325,788,979/x
  3. Step 3: Cross multiply
    149,713,172.50x = 325,788,979 × 325,788,979
  4. Step 4: Simplify right side
    149,713,172.50x = 106,138,458,837,862,448
  5. Step 5: Solve for x
    x = 106,138,458,837,862,448/149,713,172.50
  6. Step 6: Final answer
    x = 708,945,359.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.