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Finding the Third Proportional to 183,489.75 and 283,585.50

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Solution

The third proportional to 183,489.75 and 283,585.50 is: 438,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,489.75 : 283,585.50 = 283,585.50 : x
  2. Step 2: Convert to fraction form
    183,489.75/283,585.50 = 283,585.50/x
  3. Step 3: Cross multiply
    183,489.75x = 283,585.50 × 283,585.50
  4. Step 4: Simplify right side
    183,489.75x = 80,420,735,810.25
  5. Step 5: Solve for x
    x = 80,420,735,810.25/183,489.75
  6. Step 6: Final answer
    x = 438,284.62

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.