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Finding the Fourth Proportional to 529,793.82, 794,493.90 and 174,712.50

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Solution

The fourth proportional to 529,793.82, 794,493.90 and 174,712.50 is: 262,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,793.82 : 794,493.90 = 174,712.50 : x
  2. Step 2: Convert to fraction form
    529,793.82/794,493.90 = 174,712.50/x
  3. Step 3: Cross multiply
    529,793.82x = 794,493.90 × 174,712.50
  4. Step 4: Simplify right side
    529,793.82x = 138,808,015,503.75
  5. Step 5: Solve for x
    x = 138,808,015,503.75/529,793.82
  6. Step 6: Final answer
    x = 262,003.84

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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.