Home / 836,823.20-1,255,234.80-584,880.80

Finding the Fourth Proportional to 836,823.20, 1,255,234.80 and 584,880.80

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Solution

The fourth proportional to 836,823.20, 1,255,234.80 and 584,880.80 is: 877,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,823.20 : 1,255,234.80 = 584,880.80 : x
  2. Step 2: Convert to fraction form
    836,823.20/1,255,234.80 = 584,880.80/x
  3. Step 3: Cross multiply
    836,823.20x = 1,255,234.80 × 584,880.80
  4. Step 4: Simplify right side
    836,823.20x = 734,162,734,011.84
  5. Step 5: Solve for x
    x = 734,162,734,011.84/836,823.20
  6. Step 6: Final answer
    x = 877,321.20

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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.