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Finding the Fourth Proportional to 263,604.76, 363,779.58 and 144,372.76

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Solution

The fourth proportional to 263,604.76, 363,779.58 and 144,372.76 is: 199,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,604.76 : 363,779.58 = 144,372.76 : x
  2. Step 2: Convert to fraction form
    263,604.76/363,779.58 = 144,372.76/x
  3. Step 3: Cross multiply
    263,604.76x = 363,779.58 × 144,372.76
  4. Step 4: Simplify right side
    263,604.76x = 52,519,861,996.24
  5. Step 5: Solve for x
    x = 52,519,861,996.24/263,604.76
  6. Step 6: Final answer
    x = 199,237.15

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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.