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Finding the Fourth Proportional to 594,952.08, 820,729.32 and 379,866

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Solution

The fourth proportional to 594,952.08, 820,729.32 and 379,866 is: 524,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,952.08 : 820,729.32 = 379,866 : x
  2. Step 2: Convert to fraction form
    594,952.08/820,729.32 = 379,866/x
  3. Step 3: Cross multiply
    594,952.08x = 820,729.32 × 379,866
  4. Step 4: Simplify right side
    594,952.08x = 311,767,163,871.12
  5. Step 5: Solve for x
    x = 311,767,163,871.12/594,952.08
  6. Step 6: Final answer
    x = 524,020.63

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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.