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Finding the Fourth Proportional to 594,810.39, 820,816.02 and 322,872.45

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Solution

The fourth proportional to 594,810.39, 820,816.02 and 322,872.45 is: 445,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,810.39 : 820,816.02 = 322,872.45 : x
  2. Step 2: Convert to fraction form
    594,810.39/820,816.02 = 322,872.45/x
  3. Step 3: Cross multiply
    594,810.39x = 820,816.02 × 322,872.45
  4. Step 4: Simplify right side
    594,810.39x = 265,018,879,376.65
  5. Step 5: Solve for x
    x = 265,018,879,376.65/594,810.39
  6. Step 6: Final answer
    x = 445,551.87

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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.