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Finding the Fourth Proportional to 474,599.86, 655,021.32 and 270,651.16

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Solution

The fourth proportional to 474,599.86, 655,021.32 and 270,651.16 is: 373,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,599.86 : 655,021.32 = 270,651.16 : x
  2. Step 2: Convert to fraction form
    474,599.86/655,021.32 = 270,651.16/x
  3. Step 3: Cross multiply
    474,599.86x = 655,021.32 × 270,651.16
  4. Step 4: Simplify right side
    474,599.86x = 177,282,280,082.73
  5. Step 5: Solve for x
    x = 177,282,280,082.73/474,599.86
  6. Step 6: Final answer
    x = 373,540.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.