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Finding the Fourth Proportional to 364,556.74, 503,027.94 and 243,503.86

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Solution

The fourth proportional to 364,556.74, 503,027.94 and 243,503.86 is: 335,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,556.74 : 503,027.94 = 243,503.86 : x
  2. Step 2: Convert to fraction form
    364,556.74/503,027.94 = 243,503.86/x
  3. Step 3: Cross multiply
    364,556.74x = 503,027.94 × 243,503.86
  4. Step 4: Simplify right side
    364,556.74x = 122,489,245,077.85
  5. Step 5: Solve for x
    x = 122,489,245,077.85/364,556.74
  6. Step 6: Final answer
    x = 335,995.01

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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.