Home / 653,579.52-901,921.77-363,183.63

Finding the Fourth Proportional to 653,579.52, 901,921.77 and 363,183.63

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Solution

The fourth proportional to 653,579.52, 901,921.77 and 363,183.63 is: 501,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,579.52 : 901,921.77 = 363,183.63 : x
  2. Step 2: Convert to fraction form
    653,579.52/901,921.77 = 363,183.63/x
  3. Step 3: Cross multiply
    653,579.52x = 901,921.77 × 363,183.63
  4. Step 4: Simplify right side
    653,579.52x = 327,563,222,404.63
  5. Step 5: Solve for x
    x = 327,563,222,404.63/653,579.52
  6. Step 6: Final answer
    x = 501,183.43

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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.