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Finding the Fourth Proportional to 605,006.87, 834,896.34 and 333,064.35

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Solution

The fourth proportional to 605,006.87, 834,896.34 and 333,064.35 is: 459,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,006.87 : 834,896.34 = 333,064.35 : x
  2. Step 2: Convert to fraction form
    605,006.87/834,896.34 = 333,064.35/x
  3. Step 3: Cross multiply
    605,006.87x = 834,896.34 × 333,064.35
  4. Step 4: Simplify right side
    605,006.87x = 278,074,206,799.48
  5. Step 5: Solve for x
    x = 278,074,206,799.48/605,006.87
  6. Step 6: Final answer
    x = 459,621.57

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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.