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Finding the Fourth Proportional to 605,540.32, 835,711.32 and 333,636.10

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Solution

The fourth proportional to 605,540.32, 835,711.32 and 333,636.10 is: 460,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,540.32 : 835,711.32 = 333,636.10 : x
  2. Step 2: Convert to fraction form
    605,540.32/835,711.32 = 333,636.10/x
  3. Step 3: Cross multiply
    605,540.32x = 835,711.32 × 333,636.10
  4. Step 4: Simplify right side
    605,540.32x = 278,823,465,530.65
  5. Step 5: Solve for x
    x = 278,823,465,530.65/605,540.32
  6. Step 6: Final answer
    x = 460,454.00

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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.