Home / 297,512.28-410,464.35-190,145.16

Finding the Fourth Proportional to 297,512.28, 410,464.35 and 190,145.16

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Solution

The fourth proportional to 297,512.28, 410,464.35 and 190,145.16 is: 262,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,512.28 : 410,464.35 = 190,145.16 : x
  2. Step 2: Convert to fraction form
    297,512.28/410,464.35 = 190,145.16/x
  3. Step 3: Cross multiply
    297,512.28x = 410,464.35 × 190,145.16
  4. Step 4: Simplify right side
    297,512.28x = 78,047,809,505.05
  5. Step 5: Solve for x
    x = 78,047,809,505.05/297,512.28
  6. Step 6: Final answer
    x = 262,334.75

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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.