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Finding the Third Proportional to 6,915,584 and 11,111,487

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Solution

The third proportional to 6,915,584 and 11,111,487 is: 17,853,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,584 : 11,111,487 = 11,111,487 : x
  2. Step 2: Convert to fraction form
    6,915,584/11,111,487 = 11,111,487/x
  3. Step 3: Cross multiply
    6,915,584x = 11,111,487 × 11,111,487
  4. Step 4: Simplify right side
    6,915,584x = 123,465,143,351,169
  5. Step 5: Solve for x
    x = 123,465,143,351,169/6,915,584
  6. Step 6: Final answer
    x = 17,853,176.73

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.