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Finding the Fourth Proportional to 230,179.32, 317,733.84 and 170,232.44

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Solution

The fourth proportional to 230,179.32, 317,733.84 and 170,232.44 is: 234,984.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,179.32 : 317,733.84 = 170,232.44 : x
  2. Step 2: Convert to fraction form
    230,179.32/317,733.84 = 170,232.44/x
  3. Step 3: Cross multiply
    230,179.32x = 317,733.84 × 170,232.44
  4. Step 4: Simplify right side
    230,179.32x = 54,088,605,265.10
  5. Step 5: Solve for x
    x = 54,088,605,265.10/230,179.32
  6. Step 6: Final answer
    x = 234,984.64

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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.