Home / 331,090.86-456,896.79-193,296.18

Finding the Fourth Proportional to 331,090.86, 456,896.79 and 193,296.18

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Solution

The fourth proportional to 331,090.86, 456,896.79 and 193,296.18 is: 266,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,090.86 : 456,896.79 = 193,296.18 : x
  2. Step 2: Convert to fraction form
    331,090.86/456,896.79 = 193,296.18/x
  3. Step 3: Cross multiply
    331,090.86x = 456,896.79 × 193,296.18
  4. Step 4: Simplify right side
    331,090.86x = 88,316,404,161.26
  5. Step 5: Solve for x
    x = 88,316,404,161.26/331,090.86
  6. Step 6: Final answer
    x = 266,743.71

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1.5x scale

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.