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Finding the Fourth Proportional to 404,523.76, 607,056.48 and 167,866.68

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Solution

The fourth proportional to 404,523.76, 607,056.48 and 167,866.68 is: 251,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,523.76 : 607,056.48 = 167,866.68 : x
  2. Step 2: Convert to fraction form
    404,523.76/607,056.48 = 167,866.68/x
  3. Step 3: Cross multiply
    404,523.76x = 607,056.48 × 167,866.68
  4. Step 4: Simplify right side
    404,523.76x = 101,904,555,870.09
  5. Step 5: Solve for x
    x = 101,904,555,870.09/404,523.76
  6. Step 6: Final answer
    x = 251,912.41

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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.