Home / 331,111.40-496,667.10-197,923.10

Finding the Fourth Proportional to 331,111.40, 496,667.10 and 197,923.10

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Solution

The fourth proportional to 331,111.40, 496,667.10 and 197,923.10 is: 296,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,111.40 : 496,667.10 = 197,923.10 : x
  2. Step 2: Convert to fraction form
    331,111.40/496,667.10 = 197,923.10/x
  3. Step 3: Cross multiply
    331,111.40x = 496,667.10 × 197,923.10
  4. Step 4: Simplify right side
    331,111.40x = 98,301,892,100.01
  5. Step 5: Solve for x
    x = 98,301,892,100.01/331,111.40
  6. Step 6: Final answer
    x = 296,884.65

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Similar ratio
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1.5x scale

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.