Home / 347,473.12-479,514.76-196,566.88

Finding the Fourth Proportional to 347,473.12, 479,514.76 and 196,566.88

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Solution

The fourth proportional to 347,473.12, 479,514.76 and 196,566.88 is: 271,263.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,473.12 : 479,514.76 = 196,566.88 : x
  2. Step 2: Convert to fraction form
    347,473.12/479,514.76 = 196,566.88/x
  3. Step 3: Cross multiply
    347,473.12x = 479,514.76 × 196,566.88
  4. Step 4: Simplify right side
    347,473.12x = 94,256,720,287.15
  5. Step 5: Solve for x
    x = 94,256,720,287.15/347,473.12
  6. Step 6: Final answer
    x = 271,263.34

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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.