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Finding the Fourth Proportional to 353,617.95, 488,003.08 and 192,483.39

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Solution

The fourth proportional to 353,617.95, 488,003.08 and 192,483.39 is: 265,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,617.95 : 488,003.08 = 192,483.39 : x
  2. Step 2: Convert to fraction form
    353,617.95/488,003.08 = 192,483.39/x
  3. Step 3: Cross multiply
    353,617.95x = 488,003.08 × 192,483.39
  4. Step 4: Simplify right side
    353,617.95x = 93,932,486,206.42
  5. Step 5: Solve for x
    x = 93,932,486,206.42/353,617.95
  6. Step 6: Final answer
    x = 265,632.69

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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.