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Finding the Third Proportional to 203,411,138.91 and 441,498,802.78

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Solution

The third proportional to 203,411,138.91 and 441,498,802.78 is: 958,262,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,411,138.91 : 441,498,802.78 = 441,498,802.78 : x
  2. Step 2: Convert to fraction form
    203,411,138.91/441,498,802.78 = 441,498,802.78/x
  3. Step 3: Cross multiply
    203,411,138.91x = 441,498,802.78 × 441,498,802.78
  4. Step 4: Simplify right side
    203,411,138.91x = 194,921,192,857,277,088
  5. Step 5: Solve for x
    x = 194,921,192,857,277,088/203,411,138.91
  6. Step 6: Final answer
    x = 958,262,137.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.