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Finding the Fourth Proportional to 605,821.60, 835,996.08 and 333,874.36

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Solution

The fourth proportional to 605,821.60, 835,996.08 and 333,874.36 is: 460,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,821.60 : 835,996.08 = 333,874.36 : x
  2. Step 2: Convert to fraction form
    605,821.60/835,996.08 = 333,874.36/x
  3. Step 3: Cross multiply
    605,821.60x = 835,996.08 × 333,874.36
  4. Step 4: Simplify right side
    605,821.60x = 279,117,656,172.51
  5. Step 5: Solve for x
    x = 279,117,656,172.51/605,821.60
  6. Step 6: Final answer
    x = 460,725.82

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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.