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Finding the Third Proportional to 35,205.56 and 78,282.38

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Solution

The third proportional to 35,205.56 and 78,282.38 is: 174,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205.56 : 78,282.38 = 78,282.38 : x
  2. Step 2: Convert to fraction form
    35,205.56/78,282.38 = 78,282.38/x
  3. Step 3: Cross multiply
    35,205.56x = 78,282.38 × 78,282.38
  4. Step 4: Simplify right side
    35,205.56x = 6,128,130,235.64
  5. Step 5: Solve for x
    x = 6,128,130,235.64/35,205.56
  6. Step 6: Final answer
    x = 174,067.10

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.