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Finding the Fourth Proportional to 231,352.98, 347,028.94 and 62,897.78

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Solution

The fourth proportional to 231,352.98, 347,028.94 and 62,897.78 is: 94,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,352.98 : 347,028.94 = 62,897.78 : x
  2. Step 2: Convert to fraction form
    231,352.98/347,028.94 = 62,897.78/x
  3. Step 3: Cross multiply
    231,352.98x = 347,028.94 × 62,897.78
  4. Step 4: Simplify right side
    231,352.98x = 21,827,350,867.95
  5. Step 5: Solve for x
    x = 21,827,350,867.95/231,352.98
  6. Step 6: Final answer
    x = 94,346.53

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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.