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Finding the Fourth Proportional to 295,259.50, 407,480.01 and 167,976.10

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Solution

The fourth proportional to 295,259.50, 407,480.01 and 167,976.10 is: 231,819.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,259.50 : 407,480.01 = 167,976.10 : x
  2. Step 2: Convert to fraction form
    295,259.50/407,480.01 = 167,976.10/x
  3. Step 3: Cross multiply
    295,259.50x = 407,480.01 × 167,976.10
  4. Step 4: Simplify right side
    295,259.50x = 68,446,902,907.76
  5. Step 5: Solve for x
    x = 68,446,902,907.76/295,259.50
  6. Step 6: Final answer
    x = 231,819.48

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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.