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Finding the Fourth Proportional to 605,711.67, 835,870.61 and 333,804.69

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Solution

The fourth proportional to 605,711.67, 835,870.61 and 333,804.69 is: 460,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,711.67 : 835,870.61 = 333,804.69 : x
  2. Step 2: Convert to fraction form
    605,711.67/835,870.61 = 333,804.69/x
  3. Step 3: Cross multiply
    605,711.67x = 835,870.61 × 333,804.69
  4. Step 4: Simplify right side
    605,711.67x = 279,017,529,851.16
  5. Step 5: Solve for x
    x = 279,017,529,851.16/605,711.67
  6. Step 6: Final answer
    x = 460,644.14

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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.