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Finding the Fourth Proportional to 605,371.88, 835,418.82 and 333,440.76

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Solution

The fourth proportional to 605,371.88, 835,418.82 and 333,440.76 is: 460,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,371.88 : 835,418.82 = 333,440.76 : x
  2. Step 2: Convert to fraction form
    605,371.88/835,418.82 = 333,440.76/x
  3. Step 3: Cross multiply
    605,371.88x = 835,418.82 × 333,440.76
  4. Step 4: Simplify right side
    605,371.88x = 278,562,686,259.10
  5. Step 5: Solve for x
    x = 278,562,686,259.10/605,371.88
  6. Step 6: Final answer
    x = 460,151.35

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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.