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Finding the Third Proportional to 163,341.75 and 351,708

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Solution

The third proportional to 163,341.75 and 351,708 is: 757,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,341.75 : 351,708 = 351,708 : x
  2. Step 2: Convert to fraction form
    163,341.75/351,708 = 351,708/x
  3. Step 3: Cross multiply
    163,341.75x = 351,708 × 351,708
  4. Step 4: Simplify right side
    163,341.75x = 123,698,517,264
  5. Step 5: Solve for x
    x = 123,698,517,264/163,341.75
  6. Step 6: Final answer
    x = 757,298.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.