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Finding the Fourth Proportional to 5,783,848.40, 8,675,772.60 and 2,797,864.40

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Solution

The fourth proportional to 5,783,848.40, 8,675,772.60 and 2,797,864.40 is: 4,196,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783,848.40 : 8,675,772.60 = 2,797,864.40 : x
  2. Step 2: Convert to fraction form
    5,783,848.40/8,675,772.60 = 2,797,864.40/x
  3. Step 3: Cross multiply
    5,783,848.40x = 8,675,772.60 × 2,797,864.40
  4. Step 4: Simplify right side
    5,783,848.40x = 24,273,635,300,035.44
  5. Step 5: Solve for x
    x = 24,273,635,300,035.44/5,783,848.40
  6. Step 6: Final answer
    x = 4,196,796.60

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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.