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Finding the Fourth Proportional to 323,347.11, 446,201.37 and 178,124.46

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Solution

The fourth proportional to 323,347.11, 446,201.37 and 178,124.46 is: 245,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,347.11 : 446,201.37 = 178,124.46 : x
  2. Step 2: Convert to fraction form
    323,347.11/446,201.37 = 178,124.46/x
  3. Step 3: Cross multiply
    323,347.11x = 446,201.37 × 178,124.46
  4. Step 4: Simplify right side
    323,347.11x = 79,479,378,082.51
  5. Step 5: Solve for x
    x = 79,479,378,082.51/323,347.11
  6. Step 6: Final answer
    x = 245,802.04

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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.