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Finding the Third Proportional to 1,553,428.13 and 3,322,758.38

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Solution

The third proportional to 1,553,428.13 and 3,322,758.38 is: 7,107,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,428.13 : 3,322,758.38 = 3,322,758.38 : x
  2. Step 2: Convert to fraction form
    1,553,428.13/3,322,758.38 = 3,322,758.38/x
  3. Step 3: Cross multiply
    1,553,428.13x = 3,322,758.38 × 3,322,758.38
  4. Step 4: Simplify right side
    1,553,428.13x = 11,040,723,218,632.64
  5. Step 5: Solve for x
    x = 11,040,723,218,632.64/1,553,428.13
  6. Step 6: Final answer
    x = 7,107,328.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.