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Finding the Fourth Proportional to 605,820.18, 835,999.35 and 333,833.92

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Solution

The fourth proportional to 605,820.18, 835,999.35 and 333,833.92 is: 460,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,820.18 : 835,999.35 = 333,833.92 : x
  2. Step 2: Convert to fraction form
    605,820.18/835,999.35 = 333,833.92/x
  3. Step 3: Cross multiply
    605,820.18x = 835,999.35 × 333,833.92
  4. Step 4: Simplify right side
    605,820.18x = 279,084,940,127.95
  5. Step 5: Solve for x
    x = 279,084,940,127.95/605,820.18
  6. Step 6: Final answer
    x = 460,672.90

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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.