Home / 623,003.49-859,745.16-336,523.58

Finding the Fourth Proportional to 623,003.49, 859,745.16 and 336,523.58

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Solution

The fourth proportional to 623,003.49, 859,745.16 and 336,523.58 is: 464,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,003.49 : 859,745.16 = 336,523.58 : x
  2. Step 2: Convert to fraction form
    623,003.49/859,745.16 = 336,523.58/x
  3. Step 3: Cross multiply
    623,003.49x = 859,745.16 × 336,523.58
  4. Step 4: Simplify right side
    623,003.49x = 289,324,519,130.87
  5. Step 5: Solve for x
    x = 289,324,519,130.87/623,003.49
  6. Step 6: Final answer
    x = 464,402.73

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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.