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Finding the Fourth Proportional to 235,374.09, 324,809.34 and 127,941.36

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Solution

The fourth proportional to 235,374.09, 324,809.34 and 127,941.36 is: 176,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,374.09 : 324,809.34 = 127,941.36 : x
  2. Step 2: Convert to fraction form
    235,374.09/324,809.34 = 127,941.36/x
  3. Step 3: Cross multiply
    235,374.09x = 324,809.34 × 127,941.36
  4. Step 4: Simplify right side
    235,374.09x = 41,556,548,700.30
  5. Step 5: Solve for x
    x = 41,556,548,700.30/235,374.09
  6. Step 6: Final answer
    x = 176,555.32

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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.