Home / 622,834.11-859,511.07-336,354.18

Finding the Fourth Proportional to 622,834.11, 859,511.07 and 336,354.18

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Solution

The fourth proportional to 622,834.11, 859,511.07 and 336,354.18 is: 464,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,834.11 : 859,511.07 = 336,354.18 : x
  2. Step 2: Convert to fraction form
    622,834.11/859,511.07 = 336,354.18/x
  3. Step 3: Cross multiply
    622,834.11x = 859,511.07 × 336,354.18
  4. Step 4: Simplify right side
    622,834.11x = 289,100,141,150.77
  5. Step 5: Solve for x
    x = 289,100,141,150.77/622,834.11
  6. Step 6: Final answer
    x = 464,168.77

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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.