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Finding the Third Proportional to 7,226,340 and 15,712,392

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Solution

The third proportional to 7,226,340 and 15,712,392 is: 34,163,803.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226,340 : 15,712,392 = 15,712,392 : x
  2. Step 2: Convert to fraction form
    7,226,340/15,712,392 = 15,712,392/x
  3. Step 3: Cross multiply
    7,226,340x = 15,712,392 × 15,712,392
  4. Step 4: Simplify right side
    7,226,340x = 246,879,262,361,664
  5. Step 5: Solve for x
    x = 246,879,262,361,664/7,226,340
  6. Step 6: Final answer
    x = 34,163,803.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.