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Finding the Fourth Proportional to 488,359.58, 673,904.14 and 273,450.38

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Solution

The fourth proportional to 488,359.58, 673,904.14 and 273,450.38 is: 377,343.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,359.58 : 673,904.14 = 273,450.38 : x
  2. Step 2: Convert to fraction form
    488,359.58/673,904.14 = 273,450.38/x
  3. Step 3: Cross multiply
    488,359.58x = 673,904.14 × 273,450.38
  4. Step 4: Simplify right side
    488,359.58x = 184,279,339,113.43
  5. Step 5: Solve for x
    x = 184,279,339,113.43/488,359.58
  6. Step 6: Final answer
    x = 377,343.56

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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.