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Finding the Fourth Proportional to 573,654.38, 860,388.03 and 168,751.88

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Solution

The fourth proportional to 573,654.38, 860,388.03 and 168,751.88 is: 253,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,654.38 : 860,388.03 = 168,751.88 : x
  2. Step 2: Convert to fraction form
    573,654.38/860,388.03 = 168,751.88/x
  3. Step 3: Cross multiply
    573,654.38x = 860,388.03 × 168,751.88
  4. Step 4: Simplify right side
    573,654.38x = 145,192,094,713.33
  5. Step 5: Solve for x
    x = 145,192,094,713.33/573,654.38
  6. Step 6: Final answer
    x = 253,100.30

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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.