Home / 441,314.68-661,887.06-171,442.48

Finding the Fourth Proportional to 441,314.68, 661,887.06 and 171,442.48

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Solution

The fourth proportional to 441,314.68, 661,887.06 and 171,442.48 is: 257,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,314.68 : 661,887.06 = 171,442.48 : x
  2. Step 2: Convert to fraction form
    441,314.68/661,887.06 = 171,442.48/x
  3. Step 3: Cross multiply
    441,314.68x = 661,887.06 × 171,442.48
  4. Step 4: Simplify right side
    441,314.68x = 113,475,559,046.31
  5. Step 5: Solve for x
    x = 113,475,559,046.31/441,314.68
  6. Step 6: Final answer
    x = 257,130.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.