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Finding the Fourth Proportional to 573,659.46, 860,587.61 and 174,340.62

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Solution

The fourth proportional to 573,659.46, 860,587.61 and 174,340.62 is: 261,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,659.46 : 860,587.61 = 174,340.62 : x
  2. Step 2: Convert to fraction form
    573,659.46/860,587.61 = 174,340.62/x
  3. Step 3: Cross multiply
    573,659.46x = 860,587.61 × 174,340.62
  4. Step 4: Simplify right side
    573,659.46x = 150,035,376,620.02
  5. Step 5: Solve for x
    x = 150,035,376,620.02/573,659.46
  6. Step 6: Final answer
    x = 261,540.84

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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.