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Finding the Third Proportional to 1,363,246.45 and 2,953,687.78

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Solution

The third proportional to 1,363,246.45 and 2,953,687.78 is: 6,399,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,246.45 : 2,953,687.78 = 2,953,687.78 : x
  2. Step 2: Convert to fraction form
    1,363,246.45/2,953,687.78 = 2,953,687.78/x
  3. Step 3: Cross multiply
    1,363,246.45x = 2,953,687.78 × 2,953,687.78
  4. Step 4: Simplify right side
    1,363,246.45x = 8,724,271,509,105.55
  5. Step 5: Solve for x
    x = 8,724,271,509,105.55/1,363,246.45
  6. Step 6: Final answer
    x = 6,399,628.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.