Home / 327,424.10-451,575.69-193,158.50

Finding the Fourth Proportional to 327,424.10, 451,575.69 and 193,158.50

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Solution

The fourth proportional to 327,424.10, 451,575.69 and 193,158.50 is: 266,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,424.10 : 451,575.69 = 193,158.50 : x
  2. Step 2: Convert to fraction form
    327,424.10/451,575.69 = 193,158.50/x
  3. Step 3: Cross multiply
    327,424.10x = 451,575.69 × 193,158.50
  4. Step 4: Simplify right side
    327,424.10x = 87,225,682,916.87
  5. Step 5: Solve for x
    x = 87,225,682,916.87/327,424.10
  6. Step 6: Final answer
    x = 266,399.70

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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.