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Finding the Fourth Proportional to 25,364.80, 35,441.60 and 25,364.80

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Solution

The fourth proportional to 25,364.80, 35,441.60 and 25,364.80 is: 35,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364.80 : 35,441.60 = 25,364.80 : x
  2. Step 2: Convert to fraction form
    25,364.80/35,441.60 = 25,364.80/x
  3. Step 3: Cross multiply
    25,364.80x = 35,441.60 × 25,364.80
  4. Step 4: Simplify right side
    25,364.80x = 898,969,095.68
  5. Step 5: Solve for x
    x = 898,969,095.68/25,364.80
  6. Step 6: Final answer
    x = 35,441.60

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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.