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Finding the Third Proportional to 173,605,826 and 236,421,507

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Solution

The third proportional to 173,605,826 and 236,421,507 is: 321,965,744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,605,826 : 236,421,507 = 236,421,507 : x
  2. Step 2: Convert to fraction form
    173,605,826/236,421,507 = 236,421,507/x
  3. Step 3: Cross multiply
    173,605,826x = 236,421,507 × 236,421,507
  4. Step 4: Simplify right side
    173,605,826x = 55,895,128,972,151,048
  5. Step 5: Solve for x
    x = 55,895,128,972,151,048/173,605,826
  6. Step 6: Final answer
    x = 321,965,744.24

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.