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Finding the Fourth Proportional to 634,604.60, 951,950.10 and 202,287.80

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Solution

The fourth proportional to 634,604.60, 951,950.10 and 202,287.80 is: 303,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,604.60 : 951,950.10 = 202,287.80 : x
  2. Step 2: Convert to fraction form
    634,604.60/951,950.10 = 202,287.80/x
  3. Step 3: Cross multiply
    634,604.60x = 951,950.10 × 202,287.80
  4. Step 4: Simplify right side
    634,604.60x = 192,567,891,438.78
  5. Step 5: Solve for x
    x = 192,567,891,438.78/634,604.60
  6. Step 6: Final answer
    x = 303,445.47

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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.