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Finding the Fourth Proportional to 471,360.94, 650,491.79 and 256,514.86

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Solution

The fourth proportional to 471,360.94, 650,491.79 and 256,514.86 is: 353,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,360.94 : 650,491.79 = 256,514.86 : x
  2. Step 2: Convert to fraction form
    471,360.94/650,491.79 = 256,514.86/x
  3. Step 3: Cross multiply
    471,360.94x = 650,491.79 × 256,514.86
  4. Step 4: Simplify right side
    471,360.94x = 166,860,809,160.43
  5. Step 5: Solve for x
    x = 166,860,809,160.43/471,360.94
  6. Step 6: Final answer
    x = 353,997.96

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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.