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Finding the Fourth Proportional to 575,536.48, 863,383.52 and 196,355.52

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Solution

The fourth proportional to 575,536.48, 863,383.52 and 196,355.52 is: 294,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,536.48 : 863,383.52 = 196,355.52 : x
  2. Step 2: Convert to fraction form
    575,536.48/863,383.52 = 196,355.52/x
  3. Step 3: Cross multiply
    575,536.48x = 863,383.52 × 196,355.52
  4. Step 4: Simplify right side
    575,536.48x = 169,530,120,029.03
  5. Step 5: Solve for x
    x = 169,530,120,029.03/575,536.48
  6. Step 6: Final answer
    x = 294,560.16

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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.