Home / 327,589.03-491,386.30-90,950.16

Finding the Fourth Proportional to 327,589.03, 491,386.30 and 90,950.16

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Solution

The fourth proportional to 327,589.03, 491,386.30 and 90,950.16 is: 136,426.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,589.03 : 491,386.30 = 90,950.16 : x
  2. Step 2: Convert to fraction form
    327,589.03/491,386.30 = 90,950.16/x
  3. Step 3: Cross multiply
    327,589.03x = 491,386.30 × 90,950.16
  4. Step 4: Simplify right side
    327,589.03x = 44,691,662,606.81
  5. Step 5: Solve for x
    x = 44,691,662,606.81/327,589.03
  6. Step 6: Final answer
    x = 136,426.00

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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.