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Finding the Fourth Proportional to 363,007.80, 544,438.80 and 173,467.80

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Solution

The fourth proportional to 363,007.80, 544,438.80 and 173,467.80 is: 260,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,007.80 : 544,438.80 = 173,467.80 : x
  2. Step 2: Convert to fraction form
    363,007.80/544,438.80 = 173,467.80/x
  3. Step 3: Cross multiply
    363,007.80x = 544,438.80 × 173,467.80
  4. Step 4: Simplify right side
    363,007.80x = 94,442,600,870.64
  5. Step 5: Solve for x
    x = 94,442,600,870.64/363,007.80
  6. Step 6: Final answer
    x = 260,166.86

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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.