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Finding the Fourth Proportional to 591,163.83, 886,870.28 and 191,773.42

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Solution

The fourth proportional to 591,163.83, 886,870.28 and 191,773.42 is: 287,700.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,163.83 : 886,870.28 = 191,773.42 : x
  2. Step 2: Convert to fraction form
    591,163.83/886,870.28 = 191,773.42/x
  3. Step 3: Cross multiply
    591,163.83x = 886,870.28 × 191,773.42
  4. Step 4: Simplify right side
    591,163.83x = 170,078,144,954.22
  5. Step 5: Solve for x
    x = 170,078,144,954.22/591,163.83
  6. Step 6: Final answer
    x = 287,700.53

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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.