Home / 496,152.25-684,690.10-281,292.30

Finding the Fourth Proportional to 496,152.25, 684,690.10 and 281,292.30

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Solution

The fourth proportional to 496,152.25, 684,690.10 and 281,292.30 is: 388,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,152.25 : 684,690.10 = 281,292.30 : x
  2. Step 2: Convert to fraction form
    496,152.25/684,690.10 = 281,292.30/x
  3. Step 3: Cross multiply
    496,152.25x = 684,690.10 × 281,292.30
  4. Step 4: Simplify right side
    496,152.25x = 192,598,052,313.00
  5. Step 5: Solve for x
    x = 192,598,052,313.00/496,152.25
  6. Step 6: Final answer
    x = 388,183.37

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1.5x scale

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.