Home / 327,618.59-451,988.03-203,381.29

Finding the Fourth Proportional to 327,618.59, 451,988.03 and 203,381.29

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Solution

The fourth proportional to 327,618.59, 451,988.03 and 203,381.29 is: 280,588.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,618.59 : 451,988.03 = 203,381.29 : x
  2. Step 2: Convert to fraction form
    327,618.59/451,988.03 = 203,381.29/x
  3. Step 3: Cross multiply
    327,618.59x = 451,988.03 × 203,381.29
  4. Step 4: Simplify right side
    327,618.59x = 91,925,908,535.38
  5. Step 5: Solve for x
    x = 91,925,908,535.38/327,618.59
  6. Step 6: Final answer
    x = 280,588.19

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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.