Home / 331,430.38-457,375.23-180,526.06

Finding the Fourth Proportional to 331,430.38, 457,375.23 and 180,526.06

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Solution

The fourth proportional to 331,430.38, 457,375.23 and 180,526.06 is: 249,126.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,430.38 : 457,375.23 = 180,526.06 : x
  2. Step 2: Convert to fraction form
    331,430.38/457,375.23 = 180,526.06/x
  3. Step 3: Cross multiply
    331,430.38x = 457,375.23 × 180,526.06
  4. Step 4: Simplify right side
    331,430.38x = 82,568,148,213.49
  5. Step 5: Solve for x
    x = 82,568,148,213.49/331,430.38
  6. Step 6: Final answer
    x = 249,126.67

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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.