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Finding the Third Proportional to 172,630,706 and 369,884,812

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Solution

The third proportional to 172,630,706 and 369,884,812 is: 792,528,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,630,706 : 369,884,812 = 369,884,812 : x
  2. Step 2: Convert to fraction form
    172,630,706/369,884,812 = 369,884,812/x
  3. Step 3: Cross multiply
    172,630,706x = 369,884,812 × 369,884,812
  4. Step 4: Simplify right side
    172,630,706x = 136,814,774,148,275,344
  5. Step 5: Solve for x
    x = 136,814,774,148,275,344/172,630,706
  6. Step 6: Final answer
    x = 792,528,613.93

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.