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Finding the Third Proportional to 18,937,416 and 41,417,664

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Solution

The third proportional to 18,937,416 and 41,417,664 is: 90,583,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,937,416 : 41,417,664 = 41,417,664 : x
  2. Step 2: Convert to fraction form
    18,937,416/41,417,664 = 41,417,664/x
  3. Step 3: Cross multiply
    18,937,416x = 41,417,664 × 41,417,664
  4. Step 4: Simplify right side
    18,937,416x = 1,715,422,891,216,896
  5. Step 5: Solve for x
    x = 1,715,422,891,216,896/18,937,416
  6. Step 6: Final answer
    x = 90,583,788.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.