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Finding the Fourth Proportional to 363,615.66, 501,617.34 and 236,244.78

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Solution

The fourth proportional to 363,615.66, 501,617.34 and 236,244.78 is: 325,905.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,615.66 : 501,617.34 = 236,244.78 : x
  2. Step 2: Convert to fraction form
    363,615.66/501,617.34 = 236,244.78/x
  3. Step 3: Cross multiply
    363,615.66x = 501,617.34 × 236,244.78
  4. Step 4: Simplify right side
    363,615.66x = 118,504,478,132.49
  5. Step 5: Solve for x
    x = 118,504,478,132.49/363,615.66
  6. Step 6: Final answer
    x = 325,905.87

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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.