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Finding the Fourth Proportional to 366,931.15, 550,396.73 and 366,931.15

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Solution

The fourth proportional to 366,931.15, 550,396.73 and 366,931.15 is: 550,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,931.15 : 550,396.73 = 366,931.15 : x
  2. Step 2: Convert to fraction form
    366,931.15/550,396.73 = 366,931.15/x
  3. Step 3: Cross multiply
    366,931.15x = 550,396.73 × 366,931.15
  4. Step 4: Simplify right side
    366,931.15x = 201,957,703,260.48
  5. Step 5: Solve for x
    x = 201,957,703,260.48/366,931.15
  6. Step 6: Final answer
    x = 550,396.73

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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.