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Finding the Fourth Proportional to 595,552.50, 821,862.45 and 327,280.50

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Solution

The fourth proportional to 595,552.50, 821,862.45 and 327,280.50 is: 451,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,552.50 : 821,862.45 = 327,280.50 : x
  2. Step 2: Convert to fraction form
    595,552.50/821,862.45 = 327,280.50/x
  3. Step 3: Cross multiply
    595,552.50x = 821,862.45 × 327,280.50
  4. Step 4: Simplify right side
    595,552.50x = 268,979,553,567.23
  5. Step 5: Solve for x
    x = 268,979,553,567.23/595,552.50
  6. Step 6: Final answer
    x = 451,647.09

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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.