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Finding the Third Proportional to 356,197,215 and 544,888,920

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Solution

The third proportional to 356,197,215 and 544,888,920 is: 833,538,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,197,215 : 544,888,920 = 544,888,920 : x
  2. Step 2: Convert to fraction form
    356,197,215/544,888,920 = 544,888,920/x
  3. Step 3: Cross multiply
    356,197,215x = 544,888,920 × 544,888,920
  4. Step 4: Simplify right side
    356,197,215x = 296,903,935,138,766,400
  5. Step 5: Solve for x
    x = 296,903,935,138,766,400/356,197,215
  6. Step 6: Final answer
    x = 833,538,058.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.