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Finding the Third Proportional to 4,369,778 and 6,615,396

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Solution

The third proportional to 4,369,778 and 6,615,396 is: 10,015,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369,778 : 6,615,396 = 6,615,396 : x
  2. Step 2: Convert to fraction form
    4,369,778/6,615,396 = 6,615,396/x
  3. Step 3: Cross multiply
    4,369,778x = 6,615,396 × 6,615,396
  4. Step 4: Simplify right side
    4,369,778x = 43,763,464,236,816
  5. Step 5: Solve for x
    x = 43,763,464,236,816/4,369,778
  6. Step 6: Final answer
    x = 10,015,031.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.