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Finding the Fourth Proportional to 230,833.44, 318,186.24 and 170,209.92

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Solution

The fourth proportional to 230,833.44, 318,186.24 and 170,209.92 is: 234,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,833.44 : 318,186.24 = 170,209.92 : x
  2. Step 2: Convert to fraction form
    230,833.44/318,186.24 = 170,209.92/x
  3. Step 3: Cross multiply
    230,833.44x = 318,186.24 × 170,209.92
  4. Step 4: Simplify right side
    230,833.44x = 54,158,454,455.50
  5. Step 5: Solve for x
    x = 54,158,454,455.50/230,833.44
  6. Step 6: Final answer
    x = 234,621.35

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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.