Home / 437,550.77-603,816.49-243,956.18

Finding the Fourth Proportional to 437,550.77, 603,816.49 and 243,956.18

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Solution

The fourth proportional to 437,550.77, 603,816.49 and 243,956.18 is: 336,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,550.77 : 603,816.49 = 243,956.18 : x
  2. Step 2: Convert to fraction form
    437,550.77/603,816.49 = 243,956.18/x
  3. Step 3: Cross multiply
    437,550.77x = 603,816.49 × 243,956.18
  4. Step 4: Simplify right side
    437,550.77x = 147,304,765,221.06
  5. Step 5: Solve for x
    x = 147,304,765,221.06/437,550.77
  6. Step 6: Final answer
    x = 336,657.54

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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.