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Finding the Fourth Proportional to 336,771.36, 464,740.20 and 185,858.64

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Solution

The fourth proportional to 336,771.36, 464,740.20 and 185,858.64 is: 256,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,771.36 : 464,740.20 = 185,858.64 : x
  2. Step 2: Convert to fraction form
    336,771.36/464,740.20 = 185,858.64/x
  3. Step 3: Cross multiply
    336,771.36x = 464,740.20 × 185,858.64
  4. Step 4: Simplify right side
    336,771.36x = 86,375,981,525.33
  5. Step 5: Solve for x
    x = 86,375,981,525.33/336,771.36
  6. Step 6: Final answer
    x = 256,482.56

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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.