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Finding the Fourth Proportional to 573,821.60, 860,732.40 and 474,094.40

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Solution

The fourth proportional to 573,821.60, 860,732.40 and 474,094.40 is: 711,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,821.60 : 860,732.40 = 474,094.40 : x
  2. Step 2: Convert to fraction form
    573,821.60/860,732.40 = 474,094.40/x
  3. Step 3: Cross multiply
    573,821.60x = 860,732.40 × 474,094.40
  4. Step 4: Simplify right side
    573,821.60x = 408,068,410,738.56
  5. Step 5: Solve for x
    x = 408,068,410,738.56/573,821.60
  6. Step 6: Final answer
    x = 711,141.60

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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.