Home / 341,739.72-471,585.78-190,833.48

Finding the Fourth Proportional to 341,739.72, 471,585.78 and 190,833.48

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Solution

The fourth proportional to 341,739.72, 471,585.78 and 190,833.48 is: 263,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,739.72 : 471,585.78 = 190,833.48 : x
  2. Step 2: Convert to fraction form
    341,739.72/471,585.78 = 190,833.48/x
  3. Step 3: Cross multiply
    341,739.72x = 471,585.78 × 190,833.48
  4. Step 4: Simplify right side
    341,739.72x = 89,994,355,515.91
  5. Step 5: Solve for x
    x = 89,994,355,515.91/341,739.72
  6. Step 6: Final answer
    x = 263,341.81

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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.