Home / 437,514.50-656,274.48-121,974.14

Finding the Fourth Proportional to 437,514.50, 656,274.48 and 121,974.14

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Solution

The fourth proportional to 437,514.50, 656,274.48 and 121,974.14 is: 182,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,514.50 : 656,274.48 = 121,974.14 : x
  2. Step 2: Convert to fraction form
    437,514.50/656,274.48 = 121,974.14/x
  3. Step 3: Cross multiply
    437,514.50x = 656,274.48 × 121,974.14
  4. Step 4: Simplify right side
    437,514.50x = 80,048,515,301.95
  5. Step 5: Solve for x
    x = 80,048,515,301.95/437,514.50
  6. Step 6: Final answer
    x = 182,961.97

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1.5x scale

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.