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Finding the Fourth Proportional to 573,783.73, 860,644.45 and 174,393.36

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Solution

The fourth proportional to 573,783.73, 860,644.45 and 174,393.36 is: 261,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,783.73 : 860,644.45 = 174,393.36 : x
  2. Step 2: Convert to fraction form
    573,783.73/860,644.45 = 174,393.36/x
  3. Step 3: Cross multiply
    573,783.73x = 860,644.45 × 174,393.36
  4. Step 4: Simplify right side
    573,783.73x = 150,090,680,192.29
  5. Step 5: Solve for x
    x = 150,090,680,192.29/573,783.73
  6. Step 6: Final answer
    x = 261,580.58

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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.