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Finding the Fourth Proportional to 54,984,704.20, 82,477,056.30 and 54,984,704.20

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Solution

The fourth proportional to 54,984,704.20, 82,477,056.30 and 54,984,704.20 is: 82,477,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984,704.20 : 82,477,056.30 = 54,984,704.20 : x
  2. Step 2: Convert to fraction form
    54,984,704.20/82,477,056.30 = 54,984,704.20/x
  3. Step 3: Cross multiply
    54,984,704.20x = 82,477,056.30 × 54,984,704.20
  4. Step 4: Simplify right side
    54,984,704.20x = 4,534,976,543,942,247
  5. Step 5: Solve for x
    x = 4,534,976,543,942,247/54,984,704.20
  6. Step 6: Final answer
    x = 82,477,056.30

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Double scale
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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.