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Finding the Fourth Proportional to 536,994.30, 804,569.85 and 255,906.30

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Solution

The fourth proportional to 536,994.30, 804,569.85 and 255,906.30 is: 383,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,994.30 : 804,569.85 = 255,906.30 : x
  2. Step 2: Convert to fraction form
    536,994.30/804,569.85 = 255,906.30/x
  3. Step 3: Cross multiply
    536,994.30x = 804,569.85 × 255,906.30
  4. Step 4: Simplify right side
    536,994.30x = 205,894,493,405.06
  5. Step 5: Solve for x
    x = 205,894,493,405.06/536,994.30
  6. Step 6: Final answer
    x = 383,420.26

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1.5x scale

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.