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Finding the Fourth Proportional to 600,003.20, 899,875.20 and 263,043.20

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Solution

The fourth proportional to 600,003.20, 899,875.20 and 263,043.20 is: 394,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,003.20 : 899,875.20 = 263,043.20 : x
  2. Step 2: Convert to fraction form
    600,003.20/899,875.20 = 263,043.20/x
  3. Step 3: Cross multiply
    600,003.20x = 899,875.20 × 263,043.20
  4. Step 4: Simplify right side
    600,003.20x = 236,706,052,208.64
  5. Step 5: Solve for x
    x = 236,706,052,208.64/600,003.20
  6. Step 6: Final answer
    x = 394,507.98

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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.