Home / 814,600.20-1,222,337.70-341,333.40

Finding the Fourth Proportional to 814,600.20, 1,222,337.70 and 341,333.40

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Solution

The fourth proportional to 814,600.20, 1,222,337.70 and 341,333.40 is: 512,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,600.20 : 1,222,337.70 = 341,333.40 : x
  2. Step 2: Convert to fraction form
    814,600.20/1,222,337.70 = 341,333.40/x
  3. Step 3: Cross multiply
    814,600.20x = 1,222,337.70 × 341,333.40
  4. Step 4: Simplify right side
    814,600.20x = 417,224,683,089.18
  5. Step 5: Solve for x
    x = 417,224,683,089.18/814,600.20
  6. Step 6: Final answer
    x = 512,183.38

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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.