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Finding the Fourth Proportional to 295,331.90, 443,325.90 and 183,138.80

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Solution

The fourth proportional to 295,331.90, 443,325.90 and 183,138.80 is: 274,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,331.90 : 443,325.90 = 183,138.80 : x
  2. Step 2: Convert to fraction form
    295,331.90/443,325.90 = 183,138.80/x
  3. Step 3: Cross multiply
    295,331.90x = 443,325.90 × 183,138.80
  4. Step 4: Simplify right side
    295,331.90x = 81,190,173,334.92
  5. Step 5: Solve for x
    x = 81,190,173,334.92/295,331.90
  6. Step 6: Final answer
    x = 274,911.63

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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.