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Finding the Fourth Proportional to 196,506.85, 294,817.68 and 63,384.16

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Solution

The fourth proportional to 196,506.85, 294,817.68 and 63,384.16 is: 95,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,506.85 : 294,817.68 = 63,384.16 : x
  2. Step 2: Convert to fraction form
    196,506.85/294,817.68 = 63,384.16/x
  3. Step 3: Cross multiply
    196,506.85x = 294,817.68 × 63,384.16
  4. Step 4: Simplify right side
    196,506.85x = 18,686,770,683.03
  5. Step 5: Solve for x
    x = 18,686,770,683.03/196,506.85
  6. Step 6: Final answer
    x = 95,094.75

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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.