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Finding the Fourth Proportional to 295,876.45, 443,926.47 and 177,630.22

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Solution

The fourth proportional to 295,876.45, 443,926.47 and 177,630.22 is: 266,512.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,876.45 : 443,926.47 = 177,630.22 : x
  2. Step 2: Convert to fraction form
    295,876.45/443,926.47 = 177,630.22/x
  3. Step 3: Cross multiply
    295,876.45x = 443,926.47 × 177,630.22
  4. Step 4: Simplify right side
    295,876.45x = 78,854,754,310.29
  5. Step 5: Solve for x
    x = 78,854,754,310.29/295,876.45
  6. Step 6: Final answer
    x = 266,512.44

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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.