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Finding the Fourth Proportional to 197,369.80, 296,052.54 and 79,068.76

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Solution

The fourth proportional to 197,369.80, 296,052.54 and 79,068.76 is: 118,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,369.80 : 296,052.54 = 79,068.76 : x
  2. Step 2: Convert to fraction form
    197,369.80/296,052.54 = 79,068.76/x
  3. Step 3: Cross multiply
    197,369.80x = 296,052.54 × 79,068.76
  4. Step 4: Simplify right side
    197,369.80x = 23,408,507,232.65
  5. Step 5: Solve for x
    x = 23,408,507,232.65/197,369.80
  6. Step 6: Final answer
    x = 118,602.27

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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.