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Finding the Fourth Proportional to 483,357.06, 725,013.72 and 167,838.57

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Solution

The fourth proportional to 483,357.06, 725,013.72 and 167,838.57 is: 251,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,357.06 : 725,013.72 = 167,838.57 : x
  2. Step 2: Convert to fraction form
    483,357.06/725,013.72 = 167,838.57/x
  3. Step 3: Cross multiply
    483,357.06x = 725,013.72 × 167,838.57
  4. Step 4: Simplify right side
    483,357.06x = 121,685,265,995.18
  5. Step 5: Solve for x
    x = 121,685,265,995.18/483,357.06
  6. Step 6: Final answer
    x = 251,750.26

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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.