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Finding the Fourth Proportional to 373,951.26, 516,195.72 and 253,714.86

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Solution

The fourth proportional to 373,951.26, 516,195.72 and 253,714.86 is: 350,223.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,951.26 : 516,195.72 = 253,714.86 : x
  2. Step 2: Convert to fraction form
    373,951.26/516,195.72 = 253,714.86/x
  3. Step 3: Cross multiply
    373,951.26x = 516,195.72 × 253,714.86
  4. Step 4: Simplify right side
    373,951.26x = 130,966,524,832.40
  5. Step 5: Solve for x
    x = 130,966,524,832.40/373,951.26
  6. Step 6: Final answer
    x = 350,223.52

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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.