Home / 443,520.03-612,166.99-252,645.96

Finding the Fourth Proportional to 443,520.03, 612,166.99 and 252,645.96

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Solution

The fourth proportional to 443,520.03, 612,166.99 and 252,645.96 is: 348,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,520.03 : 612,166.99 = 252,645.96 : x
  2. Step 2: Convert to fraction form
    443,520.03/612,166.99 = 252,645.96/x
  3. Step 3: Cross multiply
    443,520.03x = 612,166.99 × 252,645.96
  4. Step 4: Simplify right side
    443,520.03x = 154,661,516,868.86
  5. Step 5: Solve for x
    x = 154,661,516,868.86/443,520.03
  6. Step 6: Final answer
    x = 348,713.71

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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.