Home / 327,629.40-491,444.10-194,441.10

Finding the Fourth Proportional to 327,629.40, 491,444.10 and 194,441.10

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Solution

The fourth proportional to 327,629.40, 491,444.10 and 194,441.10 is: 291,661.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,629.40 : 491,444.10 = 194,441.10 : x
  2. Step 2: Convert to fraction form
    327,629.40/491,444.10 = 194,441.10/x
  3. Step 3: Cross multiply
    327,629.40x = 491,444.10 × 194,441.10
  4. Step 4: Simplify right side
    327,629.40x = 95,556,931,392.51
  5. Step 5: Solve for x
    x = 95,556,931,392.51/327,629.40
  6. Step 6: Final answer
    x = 291,661.65

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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.