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Finding the Fourth Proportional to 301,888.80, 416,733.66 and 203,791.32

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Solution

The fourth proportional to 301,888.80, 416,733.66 and 203,791.32 is: 281,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,888.80 : 416,733.66 = 203,791.32 : x
  2. Step 2: Convert to fraction form
    301,888.80/416,733.66 = 203,791.32/x
  3. Step 3: Cross multiply
    301,888.80x = 416,733.66 × 203,791.32
  4. Step 4: Simplify right side
    301,888.80x = 84,926,702,659.83
  5. Step 5: Solve for x
    x = 84,926,702,659.83/301,888.80
  6. Step 6: Final answer
    x = 281,317.83

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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.