Home / 291,200.27-401,794.35-170,317.94

Finding the Fourth Proportional to 291,200.27, 401,794.35 and 170,317.94

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Solution

The fourth proportional to 291,200.27, 401,794.35 and 170,317.94 is: 235,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,200.27 : 401,794.35 = 170,317.94 : x
  2. Step 2: Convert to fraction form
    291,200.27/401,794.35 = 170,317.94/x
  3. Step 3: Cross multiply
    291,200.27x = 401,794.35 × 170,317.94
  4. Step 4: Simplify right side
    291,200.27x = 68,432,785,995.64
  5. Step 5: Solve for x
    x = 68,432,785,995.64/291,200.27
  6. Step 6: Final answer
    x = 235,002.48

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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.