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Finding the Fourth Proportional to 591,257.27, 886,655.84 and 191,801.45

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Solution

The fourth proportional to 591,257.27, 886,655.84 and 191,801.45 is: 287,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,257.27 : 886,655.84 = 191,801.45 : x
  2. Step 2: Convert to fraction form
    591,257.27/886,655.84 = 191,801.45/x
  3. Step 3: Cross multiply
    591,257.27x = 886,655.84 × 191,801.45
  4. Step 4: Simplify right side
    591,257.27x = 170,061,874,803.96
  5. Step 5: Solve for x
    x = 170,061,874,803.96/591,257.27
  6. Step 6: Final answer
    x = 287,627.54

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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.