Home / 440,933.63-608,470.79-259,653.20

Finding the Fourth Proportional to 440,933.63, 608,470.79 and 259,653.20

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Solution

The fourth proportional to 440,933.63, 608,470.79 and 259,653.20 is: 358,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,933.63 : 608,470.79 = 259,653.20 : x
  2. Step 2: Convert to fraction form
    440,933.63/608,470.79 = 259,653.20/x
  3. Step 3: Cross multiply
    440,933.63x = 608,470.79 × 259,653.20
  4. Step 4: Simplify right side
    440,933.63x = 157,991,383,389.41
  5. Step 5: Solve for x
    x = 157,991,383,389.41/440,933.63
  6. Step 6: Final answer
    x = 358,311.03

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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.