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Finding the Third Proportional to 30,830.63 and 46,230.75

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Solution

The third proportional to 30,830.63 and 46,230.75 is: 69,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830.63 : 46,230.75 = 46,230.75 : x
  2. Step 2: Convert to fraction form
    30,830.63/46,230.75 = 46,230.75/x
  3. Step 3: Cross multiply
    30,830.63x = 46,230.75 × 46,230.75
  4. Step 4: Simplify right side
    30,830.63x = 2,137,282,245.56
  5. Step 5: Solve for x
    x = 2,137,282,245.56/30,830.63
  6. Step 6: Final answer
    x = 69,323.35

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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.