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Finding the Fourth Proportional to 537,105.60, 804,736.80 and 350,020.80

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Solution

The fourth proportional to 537,105.60, 804,736.80 and 350,020.80 is: 524,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,105.60 : 804,736.80 = 350,020.80 : x
  2. Step 2: Convert to fraction form
    537,105.60/804,736.80 = 350,020.80/x
  3. Step 3: Cross multiply
    537,105.60x = 804,736.80 × 350,020.80
  4. Step 4: Simplify right side
    537,105.60x = 281,674,618,525.44
  5. Step 5: Solve for x
    x = 281,674,618,525.44/537,105.60
  6. Step 6: Final answer
    x = 524,430.61

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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.