Home / 891,324.24-1,336,321.44-536,255.07

Finding the Fourth Proportional to 891,324.24, 1,336,321.44 and 536,255.07

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Solution

The fourth proportional to 891,324.24, 1,336,321.44 and 536,255.07 is: 803,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,324.24 : 1,336,321.44 = 536,255.07 : x
  2. Step 2: Convert to fraction form
    891,324.24/1,336,321.44 = 536,255.07/x
  3. Step 3: Cross multiply
    891,324.24x = 1,336,321.44 × 536,255.07
  4. Step 4: Simplify right side
    891,324.24x = 716,609,147,349.70
  5. Step 5: Solve for x
    x = 716,609,147,349.70/891,324.24
  6. Step 6: Final answer
    x = 803,982.56

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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.