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Finding the Fourth Proportional to 368,472.92, 552,709.22 and 102,233.39

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Solution

The fourth proportional to 368,472.92, 552,709.22 and 102,233.39 is: 153,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,472.92 : 552,709.22 = 102,233.39 : x
  2. Step 2: Convert to fraction form
    368,472.92/552,709.22 = 102,233.39/x
  3. Step 3: Cross multiply
    368,472.92x = 552,709.22 × 102,233.39
  4. Step 4: Simplify right side
    368,472.92x = 56,505,333,970.14
  5. Step 5: Solve for x
    x = 56,505,333,970.14/368,472.92
  6. Step 6: Final answer
    x = 153,350.03

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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.