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Finding the Fourth Proportional to 235,980.52, 325,370.84 and 192,800.64

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Solution

The fourth proportional to 235,980.52, 325,370.84 and 192,800.64 is: 265,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,980.52 : 325,370.84 = 192,800.64 : x
  2. Step 2: Convert to fraction form
    235,980.52/325,370.84 = 192,800.64/x
  3. Step 3: Cross multiply
    235,980.52x = 325,370.84 × 192,800.64
  4. Step 4: Simplify right side
    235,980.52x = 62,731,706,189.34
  5. Step 5: Solve for x
    x = 62,731,706,189.34/235,980.52
  6. Step 6: Final answer
    x = 265,834.26

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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.