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Finding the Fourth Proportional to 291,945.60, 437,714.64 and 149,514.12

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Solution

The fourth proportional to 291,945.60, 437,714.64 and 149,514.12 is: 224,166.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,945.60 : 437,714.64 = 149,514.12 : x
  2. Step 2: Convert to fraction form
    291,945.60/437,714.64 = 149,514.12/x
  3. Step 3: Cross multiply
    291,945.60x = 437,714.64 × 149,514.12
  4. Step 4: Simplify right side
    291,945.60x = 65,444,519,210.72
  5. Step 5: Solve for x
    x = 65,444,519,210.72/291,945.60
  6. Step 6: Final answer
    x = 224,166.83

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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.