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Finding the Fourth Proportional to 605,088.78, 835,042.41 and 333,176.64

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Solution

The fourth proportional to 605,088.78, 835,042.41 and 333,176.64 is: 459,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,088.78 : 835,042.41 = 333,176.64 : x
  2. Step 2: Convert to fraction form
    605,088.78/835,042.41 = 333,176.64/x
  3. Step 3: Cross multiply
    605,088.78x = 835,042.41 × 333,176.64
  4. Step 4: Simplify right side
    605,088.78x = 278,216,624,421.30
  5. Step 5: Solve for x
    x = 278,216,624,421.30/605,088.78
  6. Step 6: Final answer
    x = 459,794.72

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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.