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Finding the Third Proportional to 163,271.95 and 252,183.38

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Solution

The third proportional to 163,271.95 and 252,183.38 is: 389,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,271.95 : 252,183.38 = 252,183.38 : x
  2. Step 2: Convert to fraction form
    163,271.95/252,183.38 = 252,183.38/x
  3. Step 3: Cross multiply
    163,271.95x = 252,183.38 × 252,183.38
  4. Step 4: Simplify right side
    163,271.95x = 63,596,454,626.39
  5. Step 5: Solve for x
    x = 63,596,454,626.39/163,271.95
  6. Step 6: Final answer
    x = 389,512.43

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.