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Finding the Fourth Proportional to 363,470.80, 501,305.52 and 236,187.28

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Solution

The fourth proportional to 363,470.80, 501,305.52 and 236,187.28 is: 325,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,470.80 : 501,305.52 = 236,187.28 : x
  2. Step 2: Convert to fraction form
    363,470.80/501,305.52 = 236,187.28/x
  3. Step 3: Cross multiply
    363,470.80x = 501,305.52 × 236,187.28
  4. Step 4: Simplify right side
    363,470.80x = 118,401,987,217.79
  5. Step 5: Solve for x
    x = 118,401,987,217.79/363,470.80
  6. Step 6: Final answer
    x = 325,753.78

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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.