Home / 995,679.20-1,493,324.40-330,831.20

Finding the Fourth Proportional to 995,679.20, 1,493,324.40 and 330,831.20

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Solution

The fourth proportional to 995,679.20, 1,493,324.40 and 330,831.20 is: 496,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,679.20 : 1,493,324.40 = 330,831.20 : x
  2. Step 2: Convert to fraction form
    995,679.20/1,493,324.40 = 330,831.20/x
  3. Step 3: Cross multiply
    995,679.20x = 1,493,324.40 × 330,831.20
  4. Step 4: Simplify right side
    995,679.20x = 494,038,303,241.28
  5. Step 5: Solve for x
    x = 494,038,303,241.28/995,679.20
  6. Step 6: Final answer
    x = 496,182.21

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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.