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Finding the Fourth Proportional to 437,451, 603,682.50 and 236,247

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Solution

The fourth proportional to 437,451, 603,682.50 and 236,247 is: 326,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,451 : 603,682.50 = 236,247 : x
  2. Step 2: Convert to fraction form
    437,451/603,682.50 = 236,247/x
  3. Step 3: Cross multiply
    437,451x = 603,682.50 × 236,247
  4. Step 4: Simplify right side
    437,451x = 142,618,179,577.50
  5. Step 5: Solve for x
    x = 142,618,179,577.50/437,451
  6. Step 6: Final answer
    x = 326,020.92

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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.