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Finding the Third Proportional to 5,007,342.38 and 7,803,536.63

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Solution

The third proportional to 5,007,342.38 and 7,803,536.63 is: 12,161,178.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007,342.38 : 7,803,536.63 = 7,803,536.63 : x
  2. Step 2: Convert to fraction form
    5,007,342.38/7,803,536.63 = 7,803,536.63/x
  3. Step 3: Cross multiply
    5,007,342.38x = 7,803,536.63 × 7,803,536.63
  4. Step 4: Simplify right side
    5,007,342.38x = 60,895,183,857,716.39
  5. Step 5: Solve for x
    x = 60,895,183,857,716.39/5,007,342.38
  6. Step 6: Final answer
    x = 12,161,178.39

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.