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Finding the Fourth Proportional to 594,185.65, 820,081.01 and 352,601.43

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Solution

The fourth proportional to 594,185.65, 820,081.01 and 352,601.43 is: 486,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,185.65 : 820,081.01 = 352,601.43 : x
  2. Step 2: Convert to fraction form
    594,185.65/820,081.01 = 352,601.43/x
  3. Step 3: Cross multiply
    594,185.65x = 820,081.01 × 352,601.43
  4. Step 4: Simplify right side
    594,185.65x = 289,161,736,841.84
  5. Step 5: Solve for x
    x = 289,161,736,841.84/594,185.65
  6. Step 6: Final answer
    x = 486,652.17

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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.