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Finding the Third Proportional to 179,904.75 and 387,834.75

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Solution

The third proportional to 179,904.75 and 387,834.75 is: 836,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,904.75 : 387,834.75 = 387,834.75 : x
  2. Step 2: Convert to fraction form
    179,904.75/387,834.75 = 387,834.75/x
  3. Step 3: Cross multiply
    179,904.75x = 387,834.75 × 387,834.75
  4. Step 4: Simplify right side
    179,904.75x = 150,415,793,307.56
  5. Step 5: Solve for x
    x = 150,415,793,307.56/179,904.75
  6. Step 6: Final answer
    x = 836,085.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.