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Finding the Third Proportional to 173,640,212 and 361,570,281

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Solution

The third proportional to 173,640,212 and 361,570,281 is: 752,896,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,640,212 : 361,570,281 = 361,570,281 : x
  2. Step 2: Convert to fraction form
    173,640,212/361,570,281 = 361,570,281/x
  3. Step 3: Cross multiply
    173,640,212x = 361,570,281 × 361,570,281
  4. Step 4: Simplify right side
    173,640,212x = 130,733,068,102,418,960
  5. Step 5: Solve for x
    x = 130,733,068,102,418,960/173,640,212
  6. Step 6: Final answer
    x = 752,896,270.95

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.