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Finding the Fourth Proportional to 437,871.86, 604,262.86 and 236,667.86

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Solution

The fourth proportional to 437,871.86, 604,262.86 and 236,667.86 is: 326,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,871.86 : 604,262.86 = 236,667.86 : x
  2. Step 2: Convert to fraction form
    437,871.86/604,262.86 = 236,667.86/x
  3. Step 3: Cross multiply
    437,871.86x = 604,262.86 × 236,667.86
  4. Step 4: Simplify right side
    437,871.86x = 143,009,597,953.68
  5. Step 5: Solve for x
    x = 143,009,597,953.68/437,871.86
  6. Step 6: Final answer
    x = 326,601.48

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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.