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Finding the Third Proportional to 7,117,279 and 14,739,242

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Solution

The third proportional to 7,117,279 and 14,739,242 is: 30,523,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,279 : 14,739,242 = 14,739,242 : x
  2. Step 2: Convert to fraction form
    7,117,279/14,739,242 = 14,739,242/x
  3. Step 3: Cross multiply
    7,117,279x = 14,739,242 × 14,739,242
  4. Step 4: Simplify right side
    7,117,279x = 217,245,254,734,564
  5. Step 5: Solve for x
    x = 217,245,254,734,564/7,117,279
  6. Step 6: Final answer
    x = 30,523,638.98

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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.