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Finding the Fourth Proportional to 363,204.78, 544,807.16 and 163,487.94

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Solution

The fourth proportional to 363,204.78, 544,807.16 and 163,487.94 is: 245,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,204.78 : 544,807.16 = 163,487.94 : x
  2. Step 2: Convert to fraction form
    363,204.78/544,807.16 = 163,487.94/x
  3. Step 3: Cross multiply
    363,204.78x = 544,807.16 × 163,487.94
  4. Step 4: Simplify right side
    363,204.78x = 89,069,400,285.65
  5. Step 5: Solve for x
    x = 89,069,400,285.65/363,204.78
  6. Step 6: Final answer
    x = 245,231.91

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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.