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Finding the Fourth Proportional to 411,784.37, 568,258.46 and 237,290.46

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Solution

The fourth proportional to 411,784.37, 568,258.46 and 237,290.46 is: 327,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,784.37 : 568,258.46 = 237,290.46 : x
  2. Step 2: Convert to fraction form
    411,784.37/568,258.46 = 237,290.46/x
  3. Step 3: Cross multiply
    411,784.37x = 568,258.46 × 237,290.46
  4. Step 4: Simplify right side
    411,784.37x = 134,842,311,372.29
  5. Step 5: Solve for x
    x = 134,842,311,372.29/411,784.37
  6. Step 6: Final answer
    x = 327,458.55

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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.