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Finding the Fourth Proportional to 567,383.20, 851,017.20 and 193,400.80

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Solution

The fourth proportional to 567,383.20, 851,017.20 and 193,400.80 is: 290,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,383.20 : 851,017.20 = 193,400.80 : x
  2. Step 2: Convert to fraction form
    567,383.20/851,017.20 = 193,400.80/x
  3. Step 3: Cross multiply
    567,383.20x = 851,017.20 × 193,400.80
  4. Step 4: Simplify right side
    567,383.20x = 164,587,407,293.76
  5. Step 5: Solve for x
    x = 164,587,407,293.76/567,383.20
  6. Step 6: Final answer
    x = 290,081.57

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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.