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Finding the Fourth Proportional to 235,265.22, 324,665.35 and 127,835.63

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Solution

The fourth proportional to 235,265.22, 324,665.35 and 127,835.63 is: 176,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,265.22 : 324,665.35 = 127,835.63 : x
  2. Step 2: Convert to fraction form
    235,265.22/324,665.35 = 127,835.63/x
  3. Step 3: Cross multiply
    235,265.22x = 324,665.35 × 127,835.63
  4. Step 4: Simplify right side
    235,265.22x = 41,503,797,613.50
  5. Step 5: Solve for x
    x = 41,503,797,613.50/235,265.22
  6. Step 6: Final answer
    x = 176,412.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.