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Finding the Third Proportional to 63,205.50 and 136,533.38

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Solution

The third proportional to 63,205.50 and 136,533.38 is: 294,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,205.50 : 136,533.38 = 136,533.38 : x
  2. Step 2: Convert to fraction form
    63,205.50/136,533.38 = 136,533.38/x
  3. Step 3: Cross multiply
    63,205.50x = 136,533.38 × 136,533.38
  4. Step 4: Simplify right side
    63,205.50x = 18,641,362,488.89
  5. Step 5: Solve for x
    x = 18,641,362,488.89/63,205.50
  6. Step 6: Final answer
    x = 294,932.60

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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.