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Finding the Third Proportional to 194,272,428 and 396,348,762

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Solution

The third proportional to 194,272,428 and 396,348,762 is: 808,618,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,272,428 : 396,348,762 = 396,348,762 : x
  2. Step 2: Convert to fraction form
    194,272,428/396,348,762 = 396,348,762/x
  3. Step 3: Cross multiply
    194,272,428x = 396,348,762 × 396,348,762
  4. Step 4: Simplify right side
    194,272,428x = 157,092,341,138,932,640
  5. Step 5: Solve for x
    x = 157,092,341,138,932,640/194,272,428
  6. Step 6: Final answer
    x = 808,618,818.20

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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.