Home / 886,819.70-1,330,426.11-255,684.26

Finding the Fourth Proportional to 886,819.70, 1,330,426.11 and 255,684.26

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Solution

The fourth proportional to 886,819.70, 1,330,426.11 and 255,684.26 is: 383,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,819.70 : 1,330,426.11 = 255,684.26 : x
  2. Step 2: Convert to fraction form
    886,819.70/1,330,426.11 = 255,684.26/x
  3. Step 3: Cross multiply
    886,819.70x = 1,330,426.11 × 255,684.26
  4. Step 4: Simplify right side
    886,819.70x = 340,169,015,420.03
  5. Step 5: Solve for x
    x = 340,169,015,420.03/886,819.70
  6. Step 6: Final answer
    x = 383,583.06

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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.