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Finding the Third Proportional to 255,847.50 and 383,773.50

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Solution

The third proportional to 255,847.50 and 383,773.50 is: 575,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,847.50 : 383,773.50 = 383,773.50 : x
  2. Step 2: Convert to fraction form
    255,847.50/383,773.50 = 383,773.50/x
  3. Step 3: Cross multiply
    255,847.50x = 383,773.50 × 383,773.50
  4. Step 4: Simplify right side
    255,847.50x = 147,282,099,302.25
  5. Step 5: Solve for x
    x = 147,282,099,302.25/255,847.50
  6. Step 6: Final answer
    x = 575,663.63

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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.