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Finding the Fourth Proportional to 25,217,231.20, 37,825,846.80 and 25,217,231.20

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Solution

The fourth proportional to 25,217,231.20, 37,825,846.80 and 25,217,231.20 is: 37,825,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217,231.20 : 37,825,846.80 = 25,217,231.20 : x
  2. Step 2: Convert to fraction form
    25,217,231.20/37,825,846.80 = 25,217,231.20/x
  3. Step 3: Cross multiply
    25,217,231.20x = 37,825,846.80 × 25,217,231.20
  4. Step 4: Simplify right side
    25,217,231.20x = 953,863,124,091,380
  5. Step 5: Solve for x
    x = 953,863,124,091,380/25,217,231.20
  6. Step 6: Final answer
    x = 37,825,846.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.