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Finding the Fourth Proportional to 301,656.98, 416,287.48 and 167,520.98

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Solution

The fourth proportional to 301,656.98, 416,287.48 and 167,520.98 is: 231,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,656.98 : 416,287.48 = 167,520.98 : x
  2. Step 2: Convert to fraction form
    301,656.98/416,287.48 = 167,520.98/x
  3. Step 3: Cross multiply
    301,656.98x = 416,287.48 × 167,520.98
  4. Step 4: Simplify right side
    301,656.98x = 69,736,886,611.33
  5. Step 5: Solve for x
    x = 69,736,886,611.33/301,656.98
  6. Step 6: Final answer
    x = 231,179.42

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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.