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Finding the Fourth Proportional to 236,585.67, 354,742.16 and 161,796.47

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Solution

The fourth proportional to 236,585.67, 354,742.16 and 161,796.47 is: 242,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,585.67 : 354,742.16 = 161,796.47 : x
  2. Step 2: Convert to fraction form
    236,585.67/354,742.16 = 161,796.47/x
  3. Step 3: Cross multiply
    236,585.67x = 354,742.16 × 161,796.47
  4. Step 4: Simplify right side
    236,585.67x = 57,396,026,665.48
  5. Step 5: Solve for x
    x = 57,396,026,665.48/236,585.67
  6. Step 6: Final answer
    x = 242,601.45

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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.