Home / 1,211,600.20-1,817,486.70-370,150.60

Finding the Fourth Proportional to 1,211,600.20, 1,817,486.70 and 370,150.60

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Solution

The fourth proportional to 1,211,600.20, 1,817,486.70 and 370,150.60 is: 555,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,600.20 : 1,817,486.70 = 370,150.60 : x
  2. Step 2: Convert to fraction form
    1,211,600.20/1,817,486.70 = 370,150.60/x
  3. Step 3: Cross multiply
    1,211,600.20x = 1,817,486.70 × 370,150.60
  4. Step 4: Simplify right side
    1,211,600.20x = 672,743,792,497.02
  5. Step 5: Solve for x
    x = 672,743,792,497.02/1,211,600.20
  6. Step 6: Final answer
    x = 555,252.30

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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.