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Finding the Fourth Proportional to 605,711.91, 835,870.96 and 333,804.94

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Solution

The fourth proportional to 605,711.91, 835,870.96 and 333,804.94 is: 460,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,711.91 : 835,870.96 = 333,804.94 : x
  2. Step 2: Convert to fraction form
    605,711.91/835,870.96 = 333,804.94/x
  3. Step 3: Cross multiply
    605,711.91x = 835,870.96 × 333,804.94
  4. Step 4: Simplify right side
    605,711.91x = 279,017,855,650.54
  5. Step 5: Solve for x
    x = 279,017,855,650.54/605,711.91
  6. Step 6: Final answer
    x = 460,644.49

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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.