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Finding the Fourth Proportional to 216,451.52, 324,342.32 and 150,021.44

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Solution

The fourth proportional to 216,451.52, 324,342.32 and 150,021.44 is: 224,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,451.52 : 324,342.32 = 150,021.44 : x
  2. Step 2: Convert to fraction form
    216,451.52/324,342.32 = 150,021.44/x
  3. Step 3: Cross multiply
    216,451.52x = 324,342.32 × 150,021.44
  4. Step 4: Simplify right side
    216,451.52x = 48,658,301,899.34
  5. Step 5: Solve for x
    x = 48,658,301,899.34/216,451.52
  6. Step 6: Final answer
    x = 224,800.00

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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.