Home / 748,183.23-1,122,474.51-268,459.38

Finding the Fourth Proportional to 748,183.23, 1,122,474.51 and 268,459.38

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Solution

The fourth proportional to 748,183.23, 1,122,474.51 and 268,459.38 is: 402,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,183.23 : 1,122,474.51 = 268,459.38 : x
  2. Step 2: Convert to fraction form
    748,183.23/1,122,474.51 = 268,459.38/x
  3. Step 3: Cross multiply
    748,183.23x = 1,122,474.51 × 268,459.38
  4. Step 4: Simplify right side
    748,183.23x = 301,338,811,020.40
  5. Step 5: Solve for x
    x = 301,338,811,020.40/748,183.23
  6. Step 6: Final answer
    x = 402,760.71

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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.