Home / 316,995.05-437,498.01-196,175.24

Finding the Fourth Proportional to 316,995.05, 437,498.01 and 196,175.24

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Solution

The fourth proportional to 316,995.05, 437,498.01 and 196,175.24 is: 270,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,995.05 : 437,498.01 = 196,175.24 : x
  2. Step 2: Convert to fraction form
    316,995.05/437,498.01 = 196,175.24/x
  3. Step 3: Cross multiply
    316,995.05x = 437,498.01 × 196,175.24
  4. Step 4: Simplify right side
    316,995.05x = 85,826,274,923.78
  5. Step 5: Solve for x
    x = 85,826,274,923.78/316,995.05
  6. Step 6: Final answer
    x = 270,749.58

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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.