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Finding the Fourth Proportional to 591,866.02, 816,776.49 and 323,611.30

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Solution

The fourth proportional to 591,866.02, 816,776.49 and 323,611.30 is: 446,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,866.02 : 816,776.49 = 323,611.30 : x
  2. Step 2: Convert to fraction form
    591,866.02/816,776.49 = 323,611.30/x
  3. Step 3: Cross multiply
    591,866.02x = 816,776.49 × 323,611.30
  4. Step 4: Simplify right side
    591,866.02x = 264,318,101,738.34
  5. Step 5: Solve for x
    x = 264,318,101,738.34/591,866.02
  6. Step 6: Final answer
    x = 446,584.35

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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.