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Finding the Fourth Proportional to 293,573.85, 440,358.42 and 174,456.33

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Solution

The fourth proportional to 293,573.85, 440,358.42 and 174,456.33 is: 261,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,573.85 : 440,358.42 = 174,456.33 : x
  2. Step 2: Convert to fraction form
    293,573.85/440,358.42 = 174,456.33/x
  3. Step 3: Cross multiply
    293,573.85x = 440,358.42 × 174,456.33
  4. Step 4: Simplify right side
    293,573.85x = 76,823,313,837.80
  5. Step 5: Solve for x
    x = 76,823,313,837.80/293,573.85
  6. Step 6: Final answer
    x = 261,683.10

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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.