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Finding the Third Proportional to 940,402 and 2,219,569

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Solution

The third proportional to 940,402 and 2,219,569 is: 5,238,702.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,402 : 2,219,569 = 2,219,569 : x
  2. Step 2: Convert to fraction form
    940,402/2,219,569 = 2,219,569/x
  3. Step 3: Cross multiply
    940,402x = 2,219,569 × 2,219,569
  4. Step 4: Simplify right side
    940,402x = 4,926,486,545,761
  5. Step 5: Solve for x
    x = 4,926,486,545,761/940,402
  6. Step 6: Final answer
    x = 5,238,702.75

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.