Home / 481,186.61-664,027.16-263,395.02

Finding the Fourth Proportional to 481,186.61, 664,027.16 and 263,395.02

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Solution

The fourth proportional to 481,186.61, 664,027.16 and 263,395.02 is: 363,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,186.61 : 664,027.16 = 263,395.02 : x
  2. Step 2: Convert to fraction form
    481,186.61/664,027.16 = 263,395.02/x
  3. Step 3: Cross multiply
    481,186.61x = 664,027.16 × 263,395.02
  4. Step 4: Simplify right side
    481,186.61x = 174,901,445,771.77
  5. Step 5: Solve for x
    x = 174,901,445,771.77/481,186.61
  6. Step 6: Final answer
    x = 363,479.46

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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.