Home / 1,183,234.80-1,775,111.40-384,380.40

Finding the Fourth Proportional to 1,183,234.80, 1,775,111.40 and 384,380.40

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Solution

The fourth proportional to 1,183,234.80, 1,775,111.40 and 384,380.40 is: 576,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,234.80 : 1,775,111.40 = 384,380.40 : x
  2. Step 2: Convert to fraction form
    1,183,234.80/1,775,111.40 = 384,380.40/x
  3. Step 3: Cross multiply
    1,183,234.80x = 1,775,111.40 × 384,380.40
  4. Step 4: Simplify right side
    1,183,234.80x = 682,318,029,976.56
  5. Step 5: Solve for x
    x = 682,318,029,976.56/1,183,234.80
  6. Step 6: Final answer
    x = 576,654.80

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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.