Home / 392,019.26-541,291.30-301,232.12

Finding the Fourth Proportional to 392,019.26, 541,291.30 and 301,232.12

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Solution

The fourth proportional to 392,019.26, 541,291.30 and 301,232.12 is: 415,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,019.26 : 541,291.30 = 301,232.12 : x
  2. Step 2: Convert to fraction form
    392,019.26/541,291.30 = 301,232.12/x
  3. Step 3: Cross multiply
    392,019.26x = 541,291.30 × 301,232.12
  4. Step 4: Simplify right side
    392,019.26x = 163,054,325,836.56
  5. Step 5: Solve for x
    x = 163,054,325,836.56/392,019.26
  6. Step 6: Final answer
    x = 415,934.48

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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.