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Finding the Fourth Proportional to 384,851.60, 577,536.60 and 226,912.40

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Solution

The fourth proportional to 384,851.60, 577,536.60 and 226,912.40 is: 340,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,851.60 : 577,536.60 = 226,912.40 : x
  2. Step 2: Convert to fraction form
    384,851.60/577,536.60 = 226,912.40/x
  3. Step 3: Cross multiply
    384,851.60x = 577,536.60 × 226,912.40
  4. Step 4: Simplify right side
    384,851.60x = 131,050,215,993.84
  5. Step 5: Solve for x
    x = 131,050,215,993.84/384,851.60
  6. Step 6: Final answer
    x = 340,521.43

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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.