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Finding the Third Proportional to 7,352,820 and 16,156,992

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Solution

The third proportional to 7,352,820 and 16,156,992 is: 35,503,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,820 : 16,156,992 = 16,156,992 : x
  2. Step 2: Convert to fraction form
    7,352,820/16,156,992 = 16,156,992/x
  3. Step 3: Cross multiply
    7,352,820x = 16,156,992 × 16,156,992
  4. Step 4: Simplify right side
    7,352,820x = 261,048,390,488,064
  5. Step 5: Solve for x
    x = 261,048,390,488,064/7,352,820
  6. Step 6: Final answer
    x = 35,503,166.20

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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.