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Finding the Fourth Proportional to 3,321,000.68, 4,981,501.01 and 3,321,000.68

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Solution

The fourth proportional to 3,321,000.68, 4,981,501.01 and 3,321,000.68 is: 4,981,501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,000.68 : 4,981,501.01 = 3,321,000.68 : x
  2. Step 2: Convert to fraction form
    3,321,000.68/4,981,501.01 = 3,321,000.68/x
  3. Step 3: Cross multiply
    3,321,000.68x = 4,981,501.01 × 3,321,000.68
  4. Step 4: Simplify right side
    3,321,000.68x = 16,543,568,225,025.68
  5. Step 5: Solve for x
    x = 16,543,568,225,025.68/3,321,000.68
  6. Step 6: Final answer
    x = 4,981,501.01

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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.