Home / 827,147.56-1,240,727.82-452,966.44

Finding the Fourth Proportional to 827,147.56, 1,240,727.82 and 452,966.44

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Solution

The fourth proportional to 827,147.56, 1,240,727.82 and 452,966.44 is: 679,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,147.56 : 1,240,727.82 = 452,966.44 : x
  2. Step 2: Convert to fraction form
    827,147.56/1,240,727.82 = 452,966.44/x
  3. Step 3: Cross multiply
    827,147.56x = 1,240,727.82 × 452,966.44
  4. Step 4: Simplify right side
    827,147.56x = 562,008,063,634.36
  5. Step 5: Solve for x
    x = 562,008,063,634.36/827,147.56
  6. Step 6: Final answer
    x = 679,453.21

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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.