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Finding the Fourth Proportional to 587,761.77, 881,725.68 and 188,309.10

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Solution

The fourth proportional to 587,761.77, 881,725.68 and 188,309.10 is: 282,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,761.77 : 881,725.68 = 188,309.10 : x
  2. Step 2: Convert to fraction form
    587,761.77/881,725.68 = 188,309.10/x
  3. Step 3: Cross multiply
    587,761.77x = 881,725.68 × 188,309.10
  4. Step 4: Simplify right side
    587,761.77x = 166,036,969,247.69
  5. Step 5: Solve for x
    x = 166,036,969,247.69/587,761.77
  6. Step 6: Final answer
    x = 282,490.25

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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.