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Finding the Third Proportional to 194,272,436 and 396,348,776

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Solution

The third proportional to 194,272,436 and 396,348,776 is: 808,618,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,272,436 : 396,348,776 = 396,348,776 : x
  2. Step 2: Convert to fraction form
    194,272,436/396,348,776 = 396,348,776/x
  3. Step 3: Cross multiply
    194,272,436x = 396,348,776 × 396,348,776
  4. Step 4: Simplify right side
    194,272,436x = 157,092,352,236,698,176
  5. Step 5: Solve for x
    x = 157,092,352,236,698,176/194,272,436
  6. Step 6: Final answer
    x = 808,618,842.03

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.