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Finding the Third Proportional to 39,884,223 and 86,756,526

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Solution

The third proportional to 39,884,223 and 86,756,526 is: 188,713,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,884,223 : 86,756,526 = 86,756,526 : x
  2. Step 2: Convert to fraction form
    39,884,223/86,756,526 = 86,756,526/x
  3. Step 3: Cross multiply
    39,884,223x = 86,756,526 × 86,756,526
  4. Step 4: Simplify right side
    39,884,223x = 7,526,694,803,588,676
  5. Step 5: Solve for x
    x = 7,526,694,803,588,676/39,884,223
  6. Step 6: Final answer
    x = 188,713,587.41

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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.