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Finding the Third Proportional to 230,878.50 and 368,836.50

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Solution

The third proportional to 230,878.50 and 368,836.50 is: 589,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,878.50 : 368,836.50 = 368,836.50 : x
  2. Step 2: Convert to fraction form
    230,878.50/368,836.50 = 368,836.50/x
  3. Step 3: Cross multiply
    230,878.50x = 368,836.50 × 368,836.50
  4. Step 4: Simplify right side
    230,878.50x = 136,040,363,732.25
  5. Step 5: Solve for x
    x = 136,040,363,732.25/230,878.50
  6. Step 6: Final answer
    x = 589,229.24

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.