Home / 205,303.19-281,260.64-197,627.60

Finding the Fourth Proportional to 205,303.19, 281,260.64 and 197,627.60

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Solution

The fourth proportional to 205,303.19, 281,260.64 and 197,627.60 is: 270,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,303.19 : 281,260.64 = 197,627.60 : x
  2. Step 2: Convert to fraction form
    205,303.19/281,260.64 = 197,627.60/x
  3. Step 3: Cross multiply
    205,303.19x = 281,260.64 × 197,627.60
  4. Step 4: Simplify right side
    205,303.19x = 55,584,866,454.88
  5. Step 5: Solve for x
    x = 55,584,866,454.88/205,303.19
  6. Step 6: Final answer
    x = 270,745.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.