Home / 823,885.20-1,233,754.20-541,875.60

Finding the Fourth Proportional to 823,885.20, 1,233,754.20 and 541,875.60

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Solution

The fourth proportional to 823,885.20, 1,233,754.20 and 541,875.60 is: 811,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,885.20 : 1,233,754.20 = 541,875.60 : x
  2. Step 2: Convert to fraction form
    823,885.20/1,233,754.20 = 541,875.60/x
  3. Step 3: Cross multiply
    823,885.20x = 1,233,754.20 × 541,875.60
  4. Step 4: Simplify right side
    823,885.20x = 668,541,297,377.52
  5. Step 5: Solve for x
    x = 668,541,297,377.52/823,885.20
  6. Step 6: Final answer
    x = 811,449.58

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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.