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Finding the Fourth Proportional to 323,059.69, 445,833.01 and 177,876.41

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Solution

The fourth proportional to 323,059.69, 445,833.01 and 177,876.41 is: 245,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,059.69 : 445,833.01 = 177,876.41 : x
  2. Step 2: Convert to fraction form
    323,059.69/445,833.01 = 177,876.41/x
  3. Step 3: Cross multiply
    323,059.69x = 445,833.01 × 177,876.41
  4. Step 4: Simplify right side
    323,059.69x = 79,303,173,271.47
  5. Step 5: Solve for x
    x = 79,303,173,271.47/323,059.69
  6. Step 6: Final answer
    x = 245,475.30

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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.