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Finding the Fourth Proportional to 327,999.30, 492,026.31 and 240,343.62

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Solution

The fourth proportional to 327,999.30, 492,026.31 and 240,343.62 is: 360,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,999.30 : 492,026.31 = 240,343.62 : x
  2. Step 2: Convert to fraction form
    327,999.30/492,026.31 = 240,343.62/x
  3. Step 3: Cross multiply
    327,999.30x = 492,026.31 × 240,343.62
  4. Step 4: Simplify right side
    327,999.30x = 118,255,384,480.64
  5. Step 5: Solve for x
    x = 118,255,384,480.64/327,999.30
  6. Step 6: Final answer
    x = 360,535.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.