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Finding the Fourth Proportional to 327,093.60, 451,323.01 and 191,101.29

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Solution

The fourth proportional to 327,093.60, 451,323.01 and 191,101.29 is: 263,681.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,093.60 : 451,323.01 = 191,101.29 : x
  2. Step 2: Convert to fraction form
    327,093.60/451,323.01 = 191,101.29/x
  3. Step 3: Cross multiply
    327,093.60x = 451,323.01 × 191,101.29
  4. Step 4: Simplify right side
    327,093.60x = 86,248,409,417.68
  5. Step 5: Solve for x
    x = 86,248,409,417.68/327,093.60
  6. Step 6: Final answer
    x = 263,681.13

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Why These Related Problems?

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