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Finding the Third Proportional to 4,345,736 and 6,879,742

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Solution

The third proportional to 4,345,736 and 6,879,742 is: 10,891,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,736 : 6,879,742 = 6,879,742 : x
  2. Step 2: Convert to fraction form
    4,345,736/6,879,742 = 6,879,742/x
  3. Step 3: Cross multiply
    4,345,736x = 6,879,742 × 6,879,742
  4. Step 4: Simplify right side
    4,345,736x = 47,330,849,986,564
  5. Step 5: Solve for x
    x = 47,330,849,986,564/4,345,736
  6. Step 6: Final answer
    x = 10,891,331.18

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.