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Finding the Fourth Proportional to 436,612.04, 654,250.38 and 293,928.84

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Solution

The fourth proportional to 436,612.04, 654,250.38 and 293,928.84 is: 440,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,612.04 : 654,250.38 = 293,928.84 : x
  2. Step 2: Convert to fraction form
    436,612.04/654,250.38 = 293,928.84/x
  3. Step 3: Cross multiply
    436,612.04x = 654,250.38 × 293,928.84
  4. Step 4: Simplify right side
    436,612.04x = 192,303,055,262.96
  5. Step 5: Solve for x
    x = 192,303,055,262.96/436,612.04
  6. Step 6: Final answer
    x = 440,443.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.