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Finding the Third Proportional to 25,239 and 53,784

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Solution

The third proportional to 25,239 and 53,784 is: 114,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239 : 53,784 = 53,784 : x
  2. Step 2: Convert to fraction form
    25,239/53,784 = 53,784/x
  3. Step 3: Cross multiply
    25,239x = 53,784 × 53,784
  4. Step 4: Simplify right side
    25,239x = 2,892,718,656
  5. Step 5: Solve for x
    x = 2,892,718,656/25,239
  6. Step 6: Final answer
    x = 114,613.05

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.