Home / 205,303.95-281,261.70-197,628.37

Finding the Fourth Proportional to 205,303.95, 281,261.70 and 197,628.37

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Solution

The fourth proportional to 205,303.95, 281,261.70 and 197,628.37 is: 270,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,303.95 : 281,261.70 = 197,628.37 : x
  2. Step 2: Convert to fraction form
    205,303.95/281,261.70 = 197,628.37/x
  3. Step 3: Cross multiply
    205,303.95x = 281,261.70 × 197,628.37
  4. Step 4: Simplify right side
    205,303.95x = 55,585,291,314.43
  5. Step 5: Solve for x
    x = 55,585,291,314.43/205,303.95
  6. Step 6: Final answer
    x = 270,746.33

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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.