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Finding the Fourth Proportional to 584,323.55, 806,367.27 and 329,698.43

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Solution

The fourth proportional to 584,323.55, 806,367.27 and 329,698.43 is: 454,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,323.55 : 806,367.27 = 329,698.43 : x
  2. Step 2: Convert to fraction form
    584,323.55/806,367.27 = 329,698.43/x
  3. Step 3: Cross multiply
    584,323.55x = 806,367.27 × 329,698.43
  4. Step 4: Simplify right side
    584,323.55x = 265,858,017,242.06
  5. Step 5: Solve for x
    x = 265,858,017,242.06/584,323.55
  6. Step 6: Final answer
    x = 454,984.26

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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.