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Finding the Fourth Proportional to 319,992.58, 441,585.27 and 174,796.63

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Solution

The fourth proportional to 319,992.58, 441,585.27 and 174,796.63 is: 241,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,992.58 : 441,585.27 = 174,796.63 : x
  2. Step 2: Convert to fraction form
    319,992.58/441,585.27 = 174,796.63/x
  3. Step 3: Cross multiply
    319,992.58x = 441,585.27 × 174,796.63
  4. Step 4: Simplify right side
    319,992.58x = 77,187,618,433.59
  5. Step 5: Solve for x
    x = 77,187,618,433.59/319,992.58
  6. Step 6: Final answer
    x = 241,216.90

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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.