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Finding the Fourth Proportional to 197,002.50, 295,503.78 and 49,258.50

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Solution

The fourth proportional to 197,002.50, 295,503.78 and 49,258.50 is: 73,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,002.50 : 295,503.78 = 49,258.50 : x
  2. Step 2: Convert to fraction form
    197,002.50/295,503.78 = 49,258.50/x
  3. Step 3: Cross multiply
    197,002.50x = 295,503.78 × 49,258.50
  4. Step 4: Simplify right side
    197,002.50x = 14,556,072,947.13
  5. Step 5: Solve for x
    x = 14,556,072,947.13/197,002.50
  6. Step 6: Final answer
    x = 73,887.76

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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.