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Finding the Fourth Proportional to 295,999.80, 443,124.90 and 196,272.60

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Solution

The fourth proportional to 295,999.80, 443,124.90 and 196,272.60 is: 293,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,999.80 : 443,124.90 = 196,272.60 : x
  2. Step 2: Convert to fraction form
    295,999.80/443,124.90 = 196,272.60/x
  3. Step 3: Cross multiply
    295,999.80x = 443,124.90 × 196,272.60
  4. Step 4: Simplify right side
    295,999.80x = 86,973,276,247.74
  5. Step 5: Solve for x
    x = 86,973,276,247.74/295,999.80
  6. Step 6: Final answer
    x = 293,828.83

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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.