Home / 827,760.40-1,241,786.40-295,590.40

Finding the Fourth Proportional to 827,760.40, 1,241,786.40 and 295,590.40

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Solution

The fourth proportional to 827,760.40, 1,241,786.40 and 295,590.40 is: 443,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,760.40 : 1,241,786.40 = 295,590.40 : x
  2. Step 2: Convert to fraction form
    827,760.40/1,241,786.40 = 295,590.40/x
  3. Step 3: Cross multiply
    827,760.40x = 1,241,786.40 × 295,590.40
  4. Step 4: Simplify right side
    827,760.40x = 367,060,138,690.56
  5. Step 5: Solve for x
    x = 367,060,138,690.56/827,760.40
  6. Step 6: Final answer
    x = 443,437.66

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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.