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Finding the Fourth Proportional to 291,514.86, 437,505.57 and 151,313.58

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Solution

The fourth proportional to 291,514.86, 437,505.57 and 151,313.58 is: 227,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,514.86 : 437,505.57 = 151,313.58 : x
  2. Step 2: Convert to fraction form
    291,514.86/437,505.57 = 151,313.58/x
  3. Step 3: Cross multiply
    291,514.86x = 437,505.57 × 151,313.58
  4. Step 4: Simplify right side
    291,514.86x = 66,200,534,066.64
  5. Step 5: Solve for x
    x = 66,200,534,066.64/291,514.86
  6. Step 6: Final answer
    x = 227,091.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.