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Finding the Fourth Proportional to 18,468,000.55, 27,702,000.83 and 18,468,000.55

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Solution

The fourth proportional to 18,468,000.55, 27,702,000.83 and 18,468,000.55 is: 27,702,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,000.55 : 27,702,000.83 = 18,468,000.55 : x
  2. Step 2: Convert to fraction form
    18,468,000.55/27,702,000.83 = 18,468,000.55/x
  3. Step 3: Cross multiply
    18,468,000.55x = 27,702,000.83 × 18,468,000.55
  4. Step 4: Simplify right side
    18,468,000.55x = 511,600,566,564,540.44
  5. Step 5: Solve for x
    x = 511,600,566,564,540.44/18,468,000.55
  6. Step 6: Final answer
    x = 27,702,000.83

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1.5x scale

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.