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Finding the Third Proportional to 21,492,339 and 47,206,904.63

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Solution

The third proportional to 21,492,339 and 47,206,904.63 is: 103,687,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,339 : 47,206,904.63 = 47,206,904.63 : x
  2. Step 2: Convert to fraction form
    21,492,339/47,206,904.63 = 47,206,904.63/x
  3. Step 3: Cross multiply
    21,492,339x = 47,206,904.63 × 47,206,904.63
  4. Step 4: Simplify right side
    21,492,339x = 2,228,491,844,273,846.50
  5. Step 5: Solve for x
    x = 2,228,491,844,273,846.50/21,492,339
  6. Step 6: Final answer
    x = 103,687,730.05

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.