Home / 481,344.43-664,230.03-263,511.40

Finding the Fourth Proportional to 481,344.43, 664,230.03 and 263,511.40

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Solution

The fourth proportional to 481,344.43, 664,230.03 and 263,511.40 is: 363,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,344.43 : 664,230.03 = 263,511.40 : x
  2. Step 2: Convert to fraction form
    481,344.43/664,230.03 = 263,511.40/x
  3. Step 3: Cross multiply
    481,344.43x = 664,230.03 × 263,511.40
  4. Step 4: Simplify right side
    481,344.43x = 175,032,185,127.34
  5. Step 5: Solve for x
    x = 175,032,185,127.34/481,344.43
  6. Step 6: Final answer
    x = 363,631.89

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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.