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Finding the Fourth Proportional to 236,339.81, 326,308.64 and 181,795.11

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Solution

The fourth proportional to 236,339.81, 326,308.64 and 181,795.11 is: 251,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,339.81 : 326,308.64 = 181,795.11 : x
  2. Step 2: Convert to fraction form
    236,339.81/326,308.64 = 181,795.11/x
  3. Step 3: Cross multiply
    236,339.81x = 326,308.64 × 181,795.11
  4. Step 4: Simplify right side
    236,339.81x = 59,321,314,193.77
  5. Step 5: Solve for x
    x = 59,321,314,193.77/236,339.81
  6. Step 6: Final answer
    x = 251,000.10

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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.