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Finding the Fourth Proportional to 363,912.47, 545,793.42 and 97,609.63

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Solution

The fourth proportional to 363,912.47, 545,793.42 and 97,609.63 is: 146,394.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,912.47 : 545,793.42 = 97,609.63 : x
  2. Step 2: Convert to fraction form
    363,912.47/545,793.42 = 97,609.63/x
  3. Step 3: Cross multiply
    363,912.47x = 545,793.42 × 97,609.63
  4. Step 4: Simplify right side
    363,912.47x = 53,274,693,782.63
  5. Step 5: Solve for x
    x = 53,274,693,782.63/363,912.47
  6. Step 6: Final answer
    x = 146,394.25

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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.