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Finding the Fourth Proportional to 504,766.59, 756,986.02 and 167,716.72

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Solution

The fourth proportional to 504,766.59, 756,986.02 and 167,716.72 is: 251,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,766.59 : 756,986.02 = 167,716.72 : x
  2. Step 2: Convert to fraction form
    504,766.59/756,986.02 = 167,716.72/x
  3. Step 3: Cross multiply
    504,766.59x = 756,986.02 × 167,716.72
  4. Step 4: Simplify right side
    504,766.59x = 126,959,212,360.25
  5. Step 5: Solve for x
    x = 126,959,212,360.25/504,766.59
  6. Step 6: Final answer
    x = 251,520.63

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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.