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Finding the Fourth Proportional to 188,773.21, 282,827.65 and 177,535.45

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Solution

The fourth proportional to 188,773.21, 282,827.65 and 177,535.45 is: 265,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,773.21 : 282,827.65 = 177,535.45 : x
  2. Step 2: Convert to fraction form
    188,773.21/282,827.65 = 177,535.45/x
  3. Step 3: Cross multiply
    188,773.21x = 282,827.65 × 177,535.45
  4. Step 4: Simplify right side
    188,773.21x = 50,211,934,115.19
  5. Step 5: Solve for x
    x = 50,211,934,115.19/188,773.21
  6. Step 6: Final answer
    x = 265,990.78

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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.