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Finding the Fourth Proportional to 573,835.57, 860,801.55 and 174,479.81

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Solution

The fourth proportional to 573,835.57, 860,801.55 and 174,479.81 is: 261,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,835.57 : 860,801.55 = 174,479.81 : x
  2. Step 2: Convert to fraction form
    573,835.57/860,801.55 = 174,479.81/x
  3. Step 3: Cross multiply
    573,835.57x = 860,801.55 × 174,479.81
  4. Step 4: Simplify right side
    573,835.57x = 150,192,487,405.57
  5. Step 5: Solve for x
    x = 150,192,487,405.57/573,835.57
  6. Step 6: Final answer
    x = 261,734.36

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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.