Home / 481,387.59-664,325.01-263,605.41

Finding the Fourth Proportional to 481,387.59, 664,325.01 and 263,605.41

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Solution

The fourth proportional to 481,387.59, 664,325.01 and 263,605.41 is: 363,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,387.59 : 664,325.01 = 263,605.41 : x
  2. Step 2: Convert to fraction form
    481,387.59/664,325.01 = 263,605.41/x
  3. Step 3: Cross multiply
    481,387.59x = 664,325.01 × 263,605.41
  4. Step 4: Simplify right side
    481,387.59x = 175,119,666,634.30
  5. Step 5: Solve for x
    x = 175,119,666,634.30/481,387.59
  6. Step 6: Final answer
    x = 363,781.02

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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.