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Finding the Third Proportional to 173,640,220 and 361,570,299

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Solution

The third proportional to 173,640,220 and 361,570,299 is: 752,896,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,640,220 : 361,570,299 = 361,570,299 : x
  2. Step 2: Convert to fraction form
    173,640,220/361,570,299 = 361,570,299/x
  3. Step 3: Cross multiply
    173,640,220x = 361,570,299 × 361,570,299
  4. Step 4: Simplify right side
    173,640,220x = 130,733,081,118,949,408
  5. Step 5: Solve for x
    x = 130,733,081,118,949,408/173,640,220
  6. Step 6: Final answer
    x = 752,896,311.23

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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.