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Finding the Third Proportional to 17,703,644.63 and 38,097,712.13

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Solution

The third proportional to 17,703,644.63 and 38,097,712.13 is: 81,985,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703,644.63 : 38,097,712.13 = 38,097,712.13 : x
  2. Step 2: Convert to fraction form
    17,703,644.63/38,097,712.13 = 38,097,712.13/x
  3. Step 3: Cross multiply
    17,703,644.63x = 38,097,712.13 × 38,097,712.13
  4. Step 4: Simplify right side
    17,703,644.63x = 1,451,435,669,159,372
  5. Step 5: Solve for x
    x = 1,451,435,669,159,372/17,703,644.63
  6. Step 6: Final answer
    x = 81,985,133.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.