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Finding the Fourth Proportional to 467,493.15, 701,239.73 and 187,010.40

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Solution

The fourth proportional to 467,493.15, 701,239.73 and 187,010.40 is: 280,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,493.15 : 701,239.73 = 187,010.40 : x
  2. Step 2: Convert to fraction form
    467,493.15/701,239.73 = 187,010.40/x
  3. Step 3: Cross multiply
    467,493.15x = 701,239.73 × 187,010.40
  4. Step 4: Simplify right side
    467,493.15x = 131,139,121,468.14
  5. Step 5: Solve for x
    x = 131,139,121,468.14/467,493.15
  6. Step 6: Final answer
    x = 280,515.60

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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.