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Finding the Fourth Proportional to 301,895.43, 416,620.56 and 172,833.39

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Solution

The fourth proportional to 301,895.43, 416,620.56 and 172,833.39 is: 238,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,895.43 : 416,620.56 = 172,833.39 : x
  2. Step 2: Convert to fraction form
    301,895.43/416,620.56 = 172,833.39/x
  3. Step 3: Cross multiply
    301,895.43x = 416,620.56 × 172,833.39
  4. Step 4: Simplify right side
    301,895.43x = 72,005,943,728.50
  5. Step 5: Solve for x
    x = 72,005,943,728.50/301,895.43
  6. Step 6: Final answer
    x = 238,512.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.