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Finding the Third Proportional to 4,554,774 and 6,879,219

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Solution

The third proportional to 4,554,774 and 6,879,219 is: 10,389,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554,774 : 6,879,219 = 6,879,219 : x
  2. Step 2: Convert to fraction form
    4,554,774/6,879,219 = 6,879,219/x
  3. Step 3: Cross multiply
    4,554,774x = 6,879,219 × 6,879,219
  4. Step 4: Simplify right side
    4,554,774x = 47,323,654,049,961
  5. Step 5: Solve for x
    x = 47,323,654,049,961/4,554,774
  6. Step 6: Final answer
    x = 10,389,901.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.