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Finding the Third Proportional to 4,746,078 and 9,828,621

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Solution

The third proportional to 4,746,078 and 9,828,621 is: 20,354,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746,078 : 9,828,621 = 9,828,621 : x
  2. Step 2: Convert to fraction form
    4,746,078/9,828,621 = 9,828,621/x
  3. Step 3: Cross multiply
    4,746,078x = 9,828,621 × 9,828,621
  4. Step 4: Simplify right side
    4,746,078x = 96,601,790,761,641
  5. Step 5: Solve for x
    x = 96,601,790,761,641/4,746,078
  6. Step 6: Final answer
    x = 20,354,025.10

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.