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Finding the Fourth Proportional to 587,979.34, 881,885.98 and 188,568.22

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Solution

The fourth proportional to 587,979.34, 881,885.98 and 188,568.22 is: 282,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,979.34 : 881,885.98 = 188,568.22 : x
  2. Step 2: Convert to fraction form
    587,979.34/881,885.98 = 188,568.22/x
  3. Step 3: Cross multiply
    587,979.34x = 881,885.98 × 188,568.22
  4. Step 4: Simplify right side
    587,979.34x = 166,295,669,491.56
  5. Step 5: Solve for x
    x = 166,295,669,491.56/587,979.34
  6. Step 6: Final answer
    x = 282,825.70

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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.