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Finding the Fourth Proportional to 600,007.20, 899,881.20 and 263,047.20

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Solution

The fourth proportional to 600,007.20, 899,881.20 and 263,047.20 is: 394,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,007.20 : 899,881.20 = 263,047.20 : x
  2. Step 2: Convert to fraction form
    600,007.20/899,881.20 = 263,047.20/x
  3. Step 3: Cross multiply
    600,007.20x = 899,881.20 × 263,047.20
  4. Step 4: Simplify right side
    600,007.20x = 236,711,229,992.64
  5. Step 5: Solve for x
    x = 236,711,229,992.64/600,007.20
  6. Step 6: Final answer
    x = 394,513.98

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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.