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Finding the Fourth Proportional to 426,016.23, 587,904.39 and 235,029.57

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Solution

The fourth proportional to 426,016.23, 587,904.39 and 235,029.57 is: 324,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,016.23 : 587,904.39 = 235,029.57 : x
  2. Step 2: Convert to fraction form
    426,016.23/587,904.39 = 235,029.57/x
  3. Step 3: Cross multiply
    426,016.23x = 587,904.39 × 235,029.57
  4. Step 4: Simplify right side
    426,016.23x = 138,174,915,982.81
  5. Step 5: Solve for x
    x = 138,174,915,982.81/426,016.23
  6. Step 6: Final answer
    x = 324,341.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.