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Finding the Fourth Proportional to 605,765.03, 835,961.54 and 333,842.90

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Solution

The fourth proportional to 605,765.03, 835,961.54 and 333,842.90 is: 460,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,765.03 : 835,961.54 = 333,842.90 : x
  2. Step 2: Convert to fraction form
    605,765.03/835,961.54 = 333,842.90/x
  3. Step 3: Cross multiply
    605,765.03x = 835,961.54 × 333,842.90
  4. Step 4: Simplify right side
    605,765.03x = 279,079,818,953.04
  5. Step 5: Solve for x
    x = 279,079,818,953.04/605,765.03
  6. Step 6: Final answer
    x = 460,706.39

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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.