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Finding the Fourth Proportional to 243,682.32, 365,523.48 and 160,556.88

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Solution

The fourth proportional to 243,682.32, 365,523.48 and 160,556.88 is: 240,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,682.32 : 365,523.48 = 160,556.88 : x
  2. Step 2: Convert to fraction form
    243,682.32/365,523.48 = 160,556.88/x
  3. Step 3: Cross multiply
    243,682.32x = 365,523.48 × 160,556.88
  4. Step 4: Simplify right side
    243,682.32x = 58,687,309,515.54
  5. Step 5: Solve for x
    x = 58,687,309,515.54/243,682.32
  6. Step 6: Final answer
    x = 240,835.32

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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.