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Finding the Fourth Proportional to 483,358.06, 725,015.22 and 167,839.57

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Solution

The fourth proportional to 483,358.06, 725,015.22 and 167,839.57 is: 251,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,358.06 : 725,015.22 = 167,839.57 : x
  2. Step 2: Convert to fraction form
    483,358.06/725,015.22 = 167,839.57/x
  3. Step 3: Cross multiply
    483,358.06x = 725,015.22 × 167,839.57
  4. Step 4: Simplify right side
    483,358.06x = 121,686,242,768.26
  5. Step 5: Solve for x
    x = 121,686,242,768.26/483,358.06
  6. Step 6: Final answer
    x = 251,751.76

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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.