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Finding the Fourth Proportional to 25,629.70, 35,794.10 and 25,629.70

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Solution

The fourth proportional to 25,629.70, 35,794.10 and 25,629.70 is: 35,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,629.70 : 35,794.10 = 25,629.70 : x
  2. Step 2: Convert to fraction form
    25,629.70/35,794.10 = 25,629.70/x
  3. Step 3: Cross multiply
    25,629.70x = 35,794.10 × 25,629.70
  4. Step 4: Simplify right side
    25,629.70x = 917,392,044.77
  5. Step 5: Solve for x
    x = 917,392,044.77/25,629.70
  6. Step 6: Final answer
    x = 35,794.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.