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Finding the Fourth Proportional to 307,228.41, 460,842.62 and 96,887.61

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Solution

The fourth proportional to 307,228.41, 460,842.62 and 96,887.61 is: 145,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,228.41 : 460,842.62 = 96,887.61 : x
  2. Step 2: Convert to fraction form
    307,228.41/460,842.62 = 96,887.61/x
  3. Step 3: Cross multiply
    307,228.41x = 460,842.62 × 96,887.61
  4. Step 4: Simplify right side
    307,228.41x = 44,649,939,553.50
  5. Step 5: Solve for x
    x = 44,649,939,553.50/307,228.41
  6. Step 6: Final answer
    x = 145,331.42

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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.