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Finding the Fourth Proportional to 437,514.75, 603,770.76 and 236,310.75

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Solution

The fourth proportional to 437,514.75, 603,770.76 and 236,310.75 is: 326,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,514.75 : 603,770.76 = 236,310.75 : x
  2. Step 2: Convert to fraction form
    437,514.75/603,770.76 = 236,310.75/x
  3. Step 3: Cross multiply
    437,514.75x = 603,770.76 × 236,310.75
  4. Step 4: Simplify right side
    437,514.75x = 142,677,521,123.67
  5. Step 5: Solve for x
    x = 142,677,521,123.67/437,514.75
  6. Step 6: Final answer
    x = 326,109.05

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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.