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Finding the Fourth Proportional to 188,867.10, 264,880.50 and 188,867.10

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Solution

The fourth proportional to 188,867.10, 264,880.50 and 188,867.10 is: 264,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,867.10 : 264,880.50 = 188,867.10 : x
  2. Step 2: Convert to fraction form
    188,867.10/264,880.50 = 188,867.10/x
  3. Step 3: Cross multiply
    188,867.10x = 264,880.50 × 188,867.10
  4. Step 4: Simplify right side
    188,867.10x = 50,027,211,881.55
  5. Step 5: Solve for x
    x = 50,027,211,881.55/188,867.10
  6. Step 6: Final answer
    x = 264,880.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.