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Finding the Fourth Proportional to 365,256.36, 504,697.59 and 281,100.60

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Solution

The fourth proportional to 365,256.36, 504,697.59 and 281,100.60 is: 388,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,256.36 : 504,697.59 = 281,100.60 : x
  2. Step 2: Convert to fraction form
    365,256.36/504,697.59 = 281,100.60/x
  3. Step 3: Cross multiply
    365,256.36x = 504,697.59 × 281,100.60
  4. Step 4: Simplify right side
    365,256.36x = 141,870,795,367.55
  5. Step 5: Solve for x
    x = 141,870,795,367.55/365,256.36
  6. Step 6: Final answer
    x = 388,414.31

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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.