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Finding the Third Proportional to 3,622,729.55 and 7,812,953.56

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Solution

The third proportional to 3,622,729.55 and 7,812,953.56 is: 16,849,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,729.55 : 7,812,953.56 = 7,812,953.56 : x
  2. Step 2: Convert to fraction form
    3,622,729.55/7,812,953.56 = 7,812,953.56/x
  3. Step 3: Cross multiply
    3,622,729.55x = 7,812,953.56 × 7,812,953.56
  4. Step 4: Simplify right side
    3,622,729.55x = 61,042,243,339,256.23
  5. Step 5: Solve for x
    x = 61,042,243,339,256.23/3,622,729.55
  6. Step 6: Final answer
    x = 16,849,793.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.