Home / 291,727.94-402,659.46-190,006.88

Finding the Fourth Proportional to 291,727.94, 402,659.46 and 190,006.88

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Solution

The fourth proportional to 291,727.94, 402,659.46 and 190,006.88 is: 262,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,727.94 : 402,659.46 = 190,006.88 : x
  2. Step 2: Convert to fraction form
    291,727.94/402,659.46 = 190,006.88/x
  3. Step 3: Cross multiply
    291,727.94x = 402,659.46 × 190,006.88
  4. Step 4: Simplify right side
    291,727.94x = 76,508,067,697.08
  5. Step 5: Solve for x
    x = 76,508,067,697.08/291,727.94
  6. Step 6: Final answer
    x = 262,258.28

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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.