Home / 541,844.32-747,712.20-300,112.51

Finding the Fourth Proportional to 541,844.32, 747,712.20 and 300,112.51

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Solution

The fourth proportional to 541,844.32, 747,712.20 and 300,112.51 is: 414,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,844.32 : 747,712.20 = 300,112.51 : x
  2. Step 2: Convert to fraction form
    541,844.32/747,712.20 = 300,112.51/x
  3. Step 3: Cross multiply
    541,844.32x = 747,712.20 × 300,112.51
  4. Step 4: Simplify right side
    541,844.32x = 224,397,785,099.62
  5. Step 5: Solve for x
    x = 224,397,785,099.62/541,844.32
  6. Step 6: Final answer
    x = 414,137.01

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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.