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Finding the Fourth Proportional to 605,806.20, 836,012.52 and 333,874.08

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Solution

The fourth proportional to 605,806.20, 836,012.52 and 333,874.08 is: 460,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,806.20 : 836,012.52 = 333,874.08 : x
  2. Step 2: Convert to fraction form
    605,806.20/836,012.52 = 333,874.08/x
  3. Step 3: Cross multiply
    605,806.20x = 836,012.52 × 333,874.08
  4. Step 4: Simplify right side
    605,806.20x = 279,122,910,983.48
  5. Step 5: Solve for x
    x = 279,122,910,983.48/605,806.20
  6. Step 6: Final answer
    x = 460,746.21

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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.