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Finding the Fourth Proportional to 605,727.60, 835,892.82 and 333,820.68

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Solution

The fourth proportional to 605,727.60, 835,892.82 and 333,820.68 is: 460,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,727.60 : 835,892.82 = 333,820.68 : x
  2. Step 2: Convert to fraction form
    605,727.60/835,892.82 = 333,820.68/x
  3. Step 3: Cross multiply
    605,727.60x = 835,892.82 × 333,820.68
  4. Step 4: Simplify right side
    605,727.60x = 279,038,309,579.52
  5. Step 5: Solve for x
    x = 279,038,309,579.52/605,727.60
  6. Step 6: Final answer
    x = 460,666.33

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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.