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Finding the Fourth Proportional to 591,265.05, 886,336.48 and 191,625

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Solution

The fourth proportional to 591,265.05, 886,336.48 and 191,625 is: 287,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,265.05 : 886,336.48 = 191,625 : x
  2. Step 2: Convert to fraction form
    591,265.05/886,336.48 = 191,625/x
  3. Step 3: Cross multiply
    591,265.05x = 886,336.48 × 191,625
  4. Step 4: Simplify right side
    591,265.05x = 169,844,227,980
  5. Step 5: Solve for x
    x = 169,844,227,980/591,265.05
  6. Step 6: Final answer
    x = 287,255.65

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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.