Home / 459,367.22-689,190.69-234,885.33

Finding the Fourth Proportional to 459,367.22, 689,190.69 and 234,885.33

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Solution

The fourth proportional to 459,367.22, 689,190.69 and 234,885.33 is: 352,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,367.22 : 689,190.69 = 234,885.33 : x
  2. Step 2: Convert to fraction form
    459,367.22/689,190.69 = 234,885.33/x
  3. Step 3: Cross multiply
    459,367.22x = 689,190.69 × 234,885.33
  4. Step 4: Simplify right side
    459,367.22x = 161,880,782,653.58
  5. Step 5: Solve for x
    x = 161,880,782,653.58/459,367.22
  6. Step 6: Final answer
    x = 352,399.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.