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Finding the Fourth Proportional to 481,300.48, 664,202.52 and 263,505.52

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Solution

The fourth proportional to 481,300.48, 664,202.52 and 263,505.52 is: 363,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,300.48 : 664,202.52 = 263,505.52 : x
  2. Step 2: Convert to fraction form
    481,300.48/664,202.52 = 263,505.52/x
  3. Step 3: Cross multiply
    481,300.48x = 664,202.52 × 263,505.52
  4. Step 4: Simplify right side
    481,300.48x = 175,021,030,417.91
  5. Step 5: Solve for x
    x = 175,021,030,417.91/481,300.48
  6. Step 6: Final answer
    x = 363,641.92

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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.