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Finding the Third Proportional to 147,703.50 and 221,737.50

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Solution

The third proportional to 147,703.50 and 221,737.50 is: 332,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,703.50 : 221,737.50 = 221,737.50 : x
  2. Step 2: Convert to fraction form
    147,703.50/221,737.50 = 221,737.50/x
  3. Step 3: Cross multiply
    147,703.50x = 221,737.50 × 221,737.50
  4. Step 4: Simplify right side
    147,703.50x = 49,167,518,906.25
  5. Step 5: Solve for x
    x = 49,167,518,906.25/147,703.50
  6. Step 6: Final answer
    x = 332,879.85

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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.