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Finding the Third Proportional to 4,010,486 and 8,660,168

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Solution

The third proportional to 4,010,486 and 8,660,168 is: 18,700,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010,486 : 8,660,168 = 8,660,168 : x
  2. Step 2: Convert to fraction form
    4,010,486/8,660,168 = 8,660,168/x
  3. Step 3: Cross multiply
    4,010,486x = 8,660,168 × 8,660,168
  4. Step 4: Simplify right side
    4,010,486x = 74,998,509,788,224
  5. Step 5: Solve for x
    x = 74,998,509,788,224/4,010,486
  6. Step 6: Final answer
    x = 18,700,603.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.