Home / 347,583.06-521,571.66-187,656.87

Finding the Fourth Proportional to 347,583.06, 521,571.66 and 187,656.87

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Solution

The fourth proportional to 347,583.06, 521,571.66 and 187,656.87 is: 281,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,583.06 : 521,571.66 = 187,656.87 : x
  2. Step 2: Convert to fraction form
    347,583.06/521,571.66 = 187,656.87/x
  3. Step 3: Cross multiply
    347,583.06x = 521,571.66 × 187,656.87
  4. Step 4: Simplify right side
    347,583.06x = 97,876,505,196.30
  5. Step 5: Solve for x
    x = 97,876,505,196.30/347,583.06
  6. Step 6: Final answer
    x = 281,591.70

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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.