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Finding the Fourth Proportional to 536,982.80, 804,552.60 and 255,894.80

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Solution

The fourth proportional to 536,982.80, 804,552.60 and 255,894.80 is: 383,403.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,982.80 : 804,552.60 = 255,894.80 : x
  2. Step 2: Convert to fraction form
    536,982.80/804,552.60 = 255,894.80/x
  3. Step 3: Cross multiply
    536,982.80x = 804,552.60 × 255,894.80
  4. Step 4: Simplify right side
    536,982.80x = 205,880,826,666.48
  5. Step 5: Solve for x
    x = 205,880,826,666.48/536,982.80
  6. Step 6: Final answer
    x = 383,403.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.