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Finding the Fourth Proportional to 605,388.06, 835,441.29 and 333,457.16

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Solution

The fourth proportional to 605,388.06, 835,441.29 and 333,457.16 is: 460,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,388.06 : 835,441.29 = 333,457.16 : x
  2. Step 2: Convert to fraction form
    605,388.06/835,441.29 = 333,457.16/x
  3. Step 3: Cross multiply
    605,388.06x = 835,441.29 × 333,457.16
  4. Step 4: Simplify right side
    605,388.06x = 278,583,875,732.93
  5. Step 5: Solve for x
    x = 278,583,875,732.93/605,388.06
  6. Step 6: Final answer
    x = 460,174.05

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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.