Home / 826,453.53-1,140,418.23-463,917.27

Finding the Fourth Proportional to 826,453.53, 1,140,418.23 and 463,917.27

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Solution

The fourth proportional to 826,453.53, 1,140,418.23 and 463,917.27 is: 640,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,453.53 : 1,140,418.23 = 463,917.27 : x
  2. Step 2: Convert to fraction form
    826,453.53/1,140,418.23 = 463,917.27/x
  3. Step 3: Cross multiply
    826,453.53x = 1,140,418.23 × 463,917.27
  4. Step 4: Simplify right side
    826,453.53x = 529,059,711,919.83
  5. Step 5: Solve for x
    x = 529,059,711,919.83/826,453.53
  6. Step 6: Final answer
    x = 640,156.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.