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Finding the Fourth Proportional to 605,116.08, 835,053.30 and 333,178.29

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Solution

The fourth proportional to 605,116.08, 835,053.30 and 333,178.29 is: 459,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,116.08 : 835,053.30 = 333,178.29 : x
  2. Step 2: Convert to fraction form
    605,116.08/835,053.30 = 333,178.29/x
  3. Step 3: Cross multiply
    605,116.08x = 835,053.30 × 333,178.29
  4. Step 4: Simplify right side
    605,116.08x = 278,221,630,552.86
  5. Step 5: Solve for x
    x = 278,221,630,552.86/605,116.08
  6. Step 6: Final answer
    x = 459,782.25

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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.