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Finding the Third Proportional to 338,083.50 and 506,065.50

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Solution

The third proportional to 338,083.50 and 506,065.50 is: 757,511.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,083.50 : 506,065.50 = 506,065.50 : x
  2. Step 2: Convert to fraction form
    338,083.50/506,065.50 = 506,065.50/x
  3. Step 3: Cross multiply
    338,083.50x = 506,065.50 × 506,065.50
  4. Step 4: Simplify right side
    338,083.50x = 256,102,290,290.25
  5. Step 5: Solve for x
    x = 256,102,290,290.25/338,083.50
  6. Step 6: Final answer
    x = 757,511.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.