Home / 836,479.92-1,254,014.55-362,808.54

Finding the Fourth Proportional to 836,479.92, 1,254,014.55 and 362,808.54

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Solution

The fourth proportional to 836,479.92, 1,254,014.55 and 362,808.54 is: 543,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,479.92 : 1,254,014.55 = 362,808.54 : x
  2. Step 2: Convert to fraction form
    836,479.92/1,254,014.55 = 362,808.54/x
  3. Step 3: Cross multiply
    836,479.92x = 1,254,014.55 × 362,808.54
  4. Step 4: Simplify right side
    836,479.92x = 454,967,188,024.26
  5. Step 5: Solve for x
    x = 454,967,188,024.26/836,479.92
  6. Step 6: Final answer
    x = 543,906.89

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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.