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Finding the Fourth Proportional to 240,593.81, 332,014.27 and 131,698.01

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Solution

The fourth proportional to 240,593.81, 332,014.27 and 131,698.01 is: 181,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,593.81 : 332,014.27 = 131,698.01 : x
  2. Step 2: Convert to fraction form
    240,593.81/332,014.27 = 131,698.01/x
  3. Step 3: Cross multiply
    240,593.81x = 332,014.27 × 131,698.01
  4. Step 4: Simplify right side
    240,593.81x = 43,725,617,992.11
  5. Step 5: Solve for x
    x = 43,725,617,992.11/240,593.81
  6. Step 6: Final answer
    x = 181,740.42

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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.