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Finding the Fourth Proportional to 584,326.92, 806,354.79 and 329,701.80

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Solution

The fourth proportional to 584,326.92, 806,354.79 and 329,701.80 is: 454,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,326.92 : 806,354.79 = 329,701.80 : x
  2. Step 2: Convert to fraction form
    584,326.92/806,354.79 = 329,701.80/x
  3. Step 3: Cross multiply
    584,326.92x = 806,354.79 × 329,701.80
  4. Step 4: Simplify right side
    584,326.92x = 265,856,625,701.62
  5. Step 5: Solve for x
    x = 265,856,625,701.62/584,326.92
  6. Step 6: Final answer
    x = 454,979.25

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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.