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Finding the Third Proportional to 151,590.50 and 330,074.50

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Solution

The third proportional to 151,590.50 and 330,074.50 is: 718,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,590.50 : 330,074.50 = 330,074.50 : x
  2. Step 2: Convert to fraction form
    151,590.50/330,074.50 = 330,074.50/x
  3. Step 3: Cross multiply
    151,590.50x = 330,074.50 × 330,074.50
  4. Step 4: Simplify right side
    151,590.50x = 108,949,175,550.25
  5. Step 5: Solve for x
    x = 108,949,175,550.25/151,590.50
  6. Step 6: Final answer
    x = 718,707.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.