Home / 622,834.40-859,511.48-336,354.48

Finding the Fourth Proportional to 622,834.40, 859,511.48 and 336,354.48

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Solution

The fourth proportional to 622,834.40, 859,511.48 and 336,354.48 is: 464,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,834.40 : 859,511.48 = 336,354.48 : x
  2. Step 2: Convert to fraction form
    622,834.40/859,511.48 = 336,354.48/x
  3. Step 3: Cross multiply
    622,834.40x = 859,511.48 × 336,354.48
  4. Step 4: Simplify right side
    622,834.40x = 289,100,536,909.43
  5. Step 5: Solve for x
    x = 289,100,536,909.43/622,834.40
  6. Step 6: Final answer
    x = 464,169.19

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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.