Home / 481,384.59-664,320.87-263,602.41

Finding the Fourth Proportional to 481,384.59, 664,320.87 and 263,602.41

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Solution

The fourth proportional to 481,384.59, 664,320.87 and 263,602.41 is: 363,776.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,384.59 : 664,320.87 = 263,602.41 : x
  2. Step 2: Convert to fraction form
    481,384.59/664,320.87 = 263,602.41/x
  3. Step 3: Cross multiply
    481,384.59x = 664,320.87 × 263,602.41
  4. Step 4: Simplify right side
    481,384.59x = 175,116,582,345.30
  5. Step 5: Solve for x
    x = 175,116,582,345.30/481,384.59
  6. Step 6: Final answer
    x = 363,776.88

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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.