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Finding the Fourth Proportional to 437,539.24, 603,804.42 and 236,335.24

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Solution

The fourth proportional to 437,539.24, 603,804.42 and 236,335.24 is: 326,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,539.24 : 603,804.42 = 236,335.24 : x
  2. Step 2: Convert to fraction form
    437,539.24/603,804.42 = 236,335.24/x
  3. Step 3: Cross multiply
    437,539.24x = 603,804.42 × 236,335.24
  4. Step 4: Simplify right side
    437,539.24x = 142,700,262,513.76
  5. Step 5: Solve for x
    x = 142,700,262,513.76/437,539.24
  6. Step 6: Final answer
    x = 326,142.78

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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.