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Finding the Fourth Proportional to 605,813.64, 836,020.08 and 333,880.94

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Solution

The fourth proportional to 605,813.64, 836,020.08 and 333,880.94 is: 460,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,813.64 : 836,020.08 = 333,880.94 : x
  2. Step 2: Convert to fraction form
    605,813.64/836,020.08 = 333,880.94/x
  3. Step 3: Cross multiply
    605,813.64x = 836,020.08 × 333,880.94
  4. Step 4: Simplify right side
    605,813.64x = 279,131,170,169.28
  5. Step 5: Solve for x
    x = 279,131,170,169.28/605,813.64
  6. Step 6: Final answer
    x = 460,754.19

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1.5x scale

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.