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Finding the Third Proportional to 620,049.94 and 1,328,668.31

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Solution

The third proportional to 620,049.94 and 1,328,668.31 is: 2,847,124.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,049.94 : 1,328,668.31 = 1,328,668.31 : x
  2. Step 2: Convert to fraction form
    620,049.94/1,328,668.31 = 1,328,668.31/x
  3. Step 3: Cross multiply
    620,049.94x = 1,328,668.31 × 1,328,668.31
  4. Step 4: Simplify right side
    620,049.94x = 1,765,359,484,641.60
  5. Step 5: Solve for x
    x = 1,765,359,484,641.60/620,049.94
  6. Step 6: Final answer
    x = 2,847,124.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.