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Finding the Fourth Proportional to 504,023.67, 755,916.08 and 144,183.43

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Solution

The fourth proportional to 504,023.67, 755,916.08 and 144,183.43 is: 216,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,023.67 : 755,916.08 = 144,183.43 : x
  2. Step 2: Convert to fraction form
    504,023.67/755,916.08 = 144,183.43/x
  3. Step 3: Cross multiply
    504,023.67x = 755,916.08 × 144,183.43
  4. Step 4: Simplify right side
    504,023.67x = 108,990,570,595.85
  5. Step 5: Solve for x
    x = 108,990,570,595.85/504,023.67
  6. Step 6: Final answer
    x = 216,240.98

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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.