Home / 578,522.20-867,524.10-262,816.60

Finding the Fourth Proportional to 578,522.20, 867,524.10 and 262,816.60

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Solution

The fourth proportional to 578,522.20, 867,524.10 and 262,816.60 is: 394,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,522.20 : 867,524.10 = 262,816.60 : x
  2. Step 2: Convert to fraction form
    578,522.20/867,524.10 = 262,816.60/x
  3. Step 3: Cross multiply
    578,522.20x = 867,524.10 × 262,816.60
  4. Step 4: Simplify right side
    578,522.20x = 227,999,734,380.06
  5. Step 5: Solve for x
    x = 227,999,734,380.06/578,522.20
  6. Step 6: Final answer
    x = 394,107.15

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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.