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Finding the Fourth Proportional to 233,321.60, 349,593.60 and 219,324.80

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Solution

The fourth proportional to 233,321.60, 349,593.60 and 219,324.80 is: 328,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,321.60 : 349,593.60 = 219,324.80 : x
  2. Step 2: Convert to fraction form
    233,321.60/349,593.60 = 219,324.80/x
  3. Step 3: Cross multiply
    233,321.60x = 349,593.60 × 219,324.80
  4. Step 4: Simplify right side
    233,321.60x = 76,674,546,401.28
  5. Step 5: Solve for x
    x = 76,674,546,401.28/233,321.60
  6. Step 6: Final answer
    x = 328,621.72

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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.