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Finding the Third Proportional to 25,889.63 and 40,672.13

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Solution

The third proportional to 25,889.63 and 40,672.13 is: 63,895.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,889.63 : 40,672.13 = 40,672.13 : x
  2. Step 2: Convert to fraction form
    25,889.63/40,672.13 = 40,672.13/x
  3. Step 3: Cross multiply
    25,889.63x = 40,672.13 × 40,672.13
  4. Step 4: Simplify right side
    25,889.63x = 1,654,221,752.02
  5. Step 5: Solve for x
    x = 1,654,221,752.02/25,889.63
  6. Step 6: Final answer
    x = 63,895.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.