Home / 541,861.13-747,785.23-300,166.19

Finding the Fourth Proportional to 541,861.13, 747,785.23 and 300,166.19

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Solution

The fourth proportional to 541,861.13, 747,785.23 and 300,166.19 is: 414,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,861.13 : 747,785.23 = 300,166.19 : x
  2. Step 2: Convert to fraction form
    541,861.13/747,785.23 = 300,166.19/x
  3. Step 3: Cross multiply
    541,861.13x = 747,785.23 × 300,166.19
  4. Step 4: Simplify right side
    541,861.13x = 224,459,844,177.79
  5. Step 5: Solve for x
    x = 224,459,844,177.79/541,861.13
  6. Step 6: Final answer
    x = 414,238.69

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Similar ratio
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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.