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Finding the Fourth Proportional to 293,608.50, 405,180.14 and 159,472.50

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Solution

The fourth proportional to 293,608.50, 405,180.14 and 159,472.50 is: 220,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,608.50 : 405,180.14 = 159,472.50 : x
  2. Step 2: Convert to fraction form
    293,608.50/405,180.14 = 159,472.50/x
  3. Step 3: Cross multiply
    293,608.50x = 405,180.14 × 159,472.50
  4. Step 4: Simplify right side
    293,608.50x = 64,615,089,078.79
  5. Step 5: Solve for x
    x = 64,615,089,078.79/293,608.50
  6. Step 6: Final answer
    x = 220,072.27

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1.5x scale

Why These Related Problems?

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