Home / 331,265.43-457,096.59-186,065.64

Finding the Fourth Proportional to 331,265.43, 457,096.59 and 186,065.64

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Solution

The fourth proportional to 331,265.43, 457,096.59 and 186,065.64 is: 256,742.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,265.43 : 457,096.59 = 186,065.64 : x
  2. Step 2: Convert to fraction form
    331,265.43/457,096.59 = 186,065.64/x
  3. Step 3: Cross multiply
    331,265.43x = 457,096.59 × 186,065.64
  4. Step 4: Simplify right side
    331,265.43x = 85,049,969,560.17
  5. Step 5: Solve for x
    x = 85,049,969,560.17/331,265.43
  6. Step 6: Final answer
    x = 256,742.67

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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.