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Finding the Fourth Proportional to 594,805.50, 820,809.36 and 322,867.58

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Solution

The fourth proportional to 594,805.50, 820,809.36 and 322,867.58 is: 445,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,805.50 : 820,809.36 = 322,867.58 : x
  2. Step 2: Convert to fraction form
    594,805.50/820,809.36 = 322,867.58/x
  3. Step 3: Cross multiply
    594,805.50x = 820,809.36 × 322,867.58
  4. Step 4: Simplify right side
    594,805.50x = 265,012,727,600.50
  5. Step 5: Solve for x
    x = 265,012,727,600.50/594,805.50
  6. Step 6: Final answer
    x = 445,545.19

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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.