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Finding the Third Proportional to 373,713,898.50 and 817,807,745.25

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Solution

The third proportional to 373,713,898.50 and 817,807,745.25 is: 1,789,629,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,713,898.50 : 817,807,745.25 = 817,807,745.25 : x
  2. Step 2: Convert to fraction form
    373,713,898.50/817,807,745.25 = 817,807,745.25/x
  3. Step 3: Cross multiply
    373,713,898.50x = 817,807,745.25 × 817,807,745.25
  4. Step 4: Simplify right side
    373,713,898.50x = 668,809,508,190,888,960
  5. Step 5: Solve for x
    x = 668,809,508,190,888,960/373,713,898.50
  6. Step 6: Final answer
    x = 1,789,629,743.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.