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Finding the Fourth Proportional to 231,562.33, 347,343.50 and 65,350.33

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Solution

The fourth proportional to 231,562.33, 347,343.50 and 65,350.33 is: 98,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,562.33 : 347,343.50 = 65,350.33 : x
  2. Step 2: Convert to fraction form
    231,562.33/347,343.50 = 65,350.33/x
  3. Step 3: Cross multiply
    231,562.33x = 347,343.50 × 65,350.33
  4. Step 4: Simplify right side
    231,562.33x = 22,699,012,348.36
  5. Step 5: Solve for x
    x = 22,699,012,348.36/231,562.33
  6. Step 6: Final answer
    x = 98,025.50

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1.5x scale

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.