Home / 623,523.24-859,286.32-451,149.37

Finding the Fourth Proportional to 623,523.24, 859,286.32 and 451,149.37

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Solution

The fourth proportional to 623,523.24, 859,286.32 and 451,149.37 is: 621,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,523.24 : 859,286.32 = 451,149.37 : x
  2. Step 2: Convert to fraction form
    623,523.24/859,286.32 = 451,149.37/x
  3. Step 3: Cross multiply
    623,523.24x = 859,286.32 × 451,149.37
  4. Step 4: Simplify right side
    623,523.24x = 387,666,481,917.62
  5. Step 5: Solve for x
    x = 387,666,481,917.62/623,523.24
  6. Step 6: Final answer
    x = 621,735.42

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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.