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Finding the Third Proportional to 59,571,270 and 128,553,471

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Solution

The third proportional to 59,571,270 and 128,553,471 is: 277,415,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,571,270 : 128,553,471 = 128,553,471 : x
  2. Step 2: Convert to fraction form
    59,571,270/128,553,471 = 128,553,471/x
  3. Step 3: Cross multiply
    59,571,270x = 128,553,471 × 128,553,471
  4. Step 4: Simplify right side
    59,571,270x = 16,525,994,906,147,840
  5. Step 5: Solve for x
    x = 16,525,994,906,147,840/59,571,270
  6. Step 6: Final answer
    x = 277,415,521.04

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.