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Finding the Third Proportional to 39,482.63 and 86,346.19

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Solution

The third proportional to 39,482.63 and 86,346.19 is: 188,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,482.63 : 86,346.19 = 86,346.19 : x
  2. Step 2: Convert to fraction form
    39,482.63/86,346.19 = 86,346.19/x
  3. Step 3: Cross multiply
    39,482.63x = 86,346.19 × 86,346.19
  4. Step 4: Simplify right side
    39,482.63x = 7,455,664,095.79
  5. Step 5: Solve for x
    x = 7,455,664,095.79/39,482.63
  6. Step 6: Final answer
    x = 188,834.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.