Home / 605,961.72-908,624.16-268,856.28

Finding the Fourth Proportional to 605,961.72, 908,624.16 and 268,856.28

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Solution

The fourth proportional to 605,961.72, 908,624.16 and 268,856.28 is: 403,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,961.72 : 908,624.16 = 268,856.28 : x
  2. Step 2: Convert to fraction form
    605,961.72/908,624.16 = 268,856.28/x
  3. Step 3: Cross multiply
    605,961.72x = 908,624.16 × 268,856.28
  4. Step 4: Simplify right side
    605,961.72x = 244,289,311,575.73
  5. Step 5: Solve for x
    x = 244,289,311,575.73/605,961.72
  6. Step 6: Final answer
    x = 403,143.14

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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.