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Finding the Fourth Proportional to 529,611.36, 794,468.88 and 174,480.48

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Solution

The fourth proportional to 529,611.36, 794,468.88 and 174,480.48 is: 261,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,611.36 : 794,468.88 = 174,480.48 : x
  2. Step 2: Convert to fraction form
    529,611.36/794,468.88 = 174,480.48/x
  3. Step 3: Cross multiply
    529,611.36x = 794,468.88 × 174,480.48
  4. Step 4: Simplify right side
    529,611.36x = 138,619,311,527.46
  5. Step 5: Solve for x
    x = 138,619,311,527.46/529,611.36
  6. Step 6: Final answer
    x = 261,737.80

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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.