Home / 297,512.23-410,464.26-190,145.11

Finding the Fourth Proportional to 297,512.23, 410,464.26 and 190,145.11

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Solution

The fourth proportional to 297,512.23, 410,464.26 and 190,145.11 is: 262,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,512.23 : 410,464.26 = 190,145.11 : x
  2. Step 2: Convert to fraction form
    297,512.23/410,464.26 = 190,145.11/x
  3. Step 3: Cross multiply
    297,512.23x = 410,464.26 × 190,145.11
  4. Step 4: Simplify right side
    297,512.23x = 78,047,770,918.04
  5. Step 5: Solve for x
    x = 78,047,770,918.04/297,512.23
  6. Step 6: Final answer
    x = 262,334.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.