Home / 886,888.80-1,330,333.20-603,453.60

Finding the Fourth Proportional to 886,888.80, 1,330,333.20 and 603,453.60

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Solution

The fourth proportional to 886,888.80, 1,330,333.20 and 603,453.60 is: 905,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,888.80 : 1,330,333.20 = 603,453.60 : x
  2. Step 2: Convert to fraction form
    886,888.80/1,330,333.20 = 603,453.60/x
  3. Step 3: Cross multiply
    886,888.80x = 1,330,333.20 × 603,453.60
  4. Step 4: Simplify right side
    886,888.80x = 802,794,358,739.52
  5. Step 5: Solve for x
    x = 802,794,358,739.52/886,888.80
  6. Step 6: Final answer
    x = 905,180.40

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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.