Home / 327,360.30-491,040.45-117,005.10

Finding the Fourth Proportional to 327,360.30, 491,040.45 and 117,005.10

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Solution

The fourth proportional to 327,360.30, 491,040.45 and 117,005.10 is: 175,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,360.30 : 491,040.45 = 117,005.10 : x
  2. Step 2: Convert to fraction form
    327,360.30/491,040.45 = 117,005.10/x
  3. Step 3: Cross multiply
    327,360.30x = 491,040.45 × 117,005.10
  4. Step 4: Simplify right side
    327,360.30x = 57,454,236,956.30
  5. Step 5: Solve for x
    x = 57,454,236,956.30/327,360.30
  6. Step 6: Final answer
    x = 175,507.65

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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.