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Finding the Fourth Proportional to 587,568.88, 881,374.20 and 188,157.76

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Solution

The fourth proportional to 587,568.88, 881,374.20 and 188,157.76 is: 282,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,568.88 : 881,374.20 = 188,157.76 : x
  2. Step 2: Convert to fraction form
    587,568.88/881,374.20 = 188,157.76/x
  3. Step 3: Cross multiply
    587,568.88x = 881,374.20 × 188,157.76
  4. Step 4: Simplify right side
    587,568.88x = 165,837,395,193.79
  5. Step 5: Solve for x
    x = 165,837,395,193.79/587,568.88
  6. Step 6: Final answer
    x = 282,243.33

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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.