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Finding the Fourth Proportional to 587,564.63, 881,367.82 and 188,153.50

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Solution

The fourth proportional to 587,564.63, 881,367.82 and 188,153.50 is: 282,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,564.63 : 881,367.82 = 188,153.50 : x
  2. Step 2: Convert to fraction form
    587,564.63/881,367.82 = 188,153.50/x
  3. Step 3: Cross multiply
    587,564.63x = 881,367.82 × 188,153.50
  4. Step 4: Simplify right side
    587,564.63x = 165,832,440,120.37
  5. Step 5: Solve for x
    x = 165,832,440,120.37/587,564.63
  6. Step 6: Final answer
    x = 282,236.94

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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.