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Finding the Fourth Proportional to 573,706.56, 860,558.94 and 174,345.60

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Solution

The fourth proportional to 573,706.56, 860,558.94 and 174,345.60 is: 261,518.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,706.56 : 860,558.94 = 174,345.60 : x
  2. Step 2: Convert to fraction form
    573,706.56/860,558.94 = 174,345.60/x
  3. Step 3: Cross multiply
    573,706.56x = 860,558.94 × 174,345.60
  4. Step 4: Simplify right side
    573,706.56x = 150,034,664,729.66
  5. Step 5: Solve for x
    x = 150,034,664,729.66/573,706.56
  6. Step 6: Final answer
    x = 261,518.13

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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.