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Finding the Fourth Proportional to 595,554.50, 821,865.22 and 327,282.50

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Solution

The fourth proportional to 595,554.50, 821,865.22 and 327,282.50 is: 451,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,554.50 : 821,865.22 = 327,282.50 : x
  2. Step 2: Convert to fraction form
    595,554.50/821,865.22 = 327,282.50/x
  3. Step 3: Cross multiply
    595,554.50x = 821,865.22 × 327,282.50
  4. Step 4: Simplify right side
    595,554.50x = 268,982,103,864.65
  5. Step 5: Solve for x
    x = 268,982,103,864.65/595,554.50
  6. Step 6: Final answer
    x = 451,649.86

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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.