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Finding the Fourth Proportional to 296,099.20, 443,492.70 and 118,514.80

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Solution

The fourth proportional to 296,099.20, 443,492.70 and 118,514.80 is: 177,509.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,099.20 : 443,492.70 = 118,514.80 : x
  2. Step 2: Convert to fraction form
    296,099.20/443,492.70 = 118,514.80/x
  3. Step 3: Cross multiply
    296,099.20x = 443,492.70 × 118,514.80
  4. Step 4: Simplify right side
    296,099.20x = 52,560,448,641.96
  5. Step 5: Solve for x
    x = 52,560,448,641.96/296,099.20
  6. Step 6: Final answer
    x = 177,509.59

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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.