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Finding the Fourth Proportional to 6,808,294.80, 10,200,632.40 and 4,410,905.40

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Solution

The fourth proportional to 6,808,294.80, 10,200,632.40 and 4,410,905.40 is: 6,608,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808,294.80 : 10,200,632.40 = 4,410,905.40 : x
  2. Step 2: Convert to fraction form
    6,808,294.80/10,200,632.40 = 4,410,905.40/x
  3. Step 3: Cross multiply
    6,808,294.80x = 10,200,632.40 × 4,410,905.40
  4. Step 4: Simplify right side
    6,808,294.80x = 44,994,024,536,574.97
  5. Step 5: Solve for x
    x = 44,994,024,536,574.97/6,808,294.80
  6. Step 6: Final answer
    x = 6,608,706.86

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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.