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Finding the Fourth Proportional to 605,563.28, 835,673.32 and 333,624.81

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Solution

The fourth proportional to 605,563.28, 835,673.32 and 333,624.81 is: 460,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,563.28 : 835,673.32 = 333,624.81 : x
  2. Step 2: Convert to fraction form
    605,563.28/835,673.32 = 333,624.81/x
  3. Step 3: Cross multiply
    605,563.28x = 835,673.32 × 333,624.81
  4. Step 4: Simplify right side
    605,563.28x = 278,801,352,607.07
  5. Step 5: Solve for x
    x = 278,801,352,607.07/605,563.28
  6. Step 6: Final answer
    x = 460,400.03

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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.