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Finding the Third Proportional to 5,475,362 and 12,675,128

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Solution

The third proportional to 5,475,362 and 12,675,128 is: 29,342,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475,362 : 12,675,128 = 12,675,128 : x
  2. Step 2: Convert to fraction form
    5,475,362/12,675,128 = 12,675,128/x
  3. Step 3: Cross multiply
    5,475,362x = 12,675,128 × 12,675,128
  4. Step 4: Simplify right side
    5,475,362x = 160,658,869,816,384
  5. Step 5: Solve for x
    x = 160,658,869,816,384/5,475,362
  6. Step 6: Final answer
    x = 29,342,145.75

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.