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Finding the Third Proportional to 25,305.75 and 40,219.88

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Solution

The third proportional to 25,305.75 and 40,219.88 is: 63,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.75 : 40,219.88 = 40,219.88 : x
  2. Step 2: Convert to fraction form
    25,305.75/40,219.88 = 40,219.88/x
  3. Step 3: Cross multiply
    25,305.75x = 40,219.88 × 40,219.88
  4. Step 4: Simplify right side
    25,305.75x = 1,617,638,345.02
  5. Step 5: Solve for x
    x = 1,617,638,345.02/25,305.75
  6. Step 6: Final answer
    x = 63,923.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.