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Finding the Fourth Proportional to 248,868.70, 373,304.46 and 61,880.20

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Solution

The fourth proportional to 248,868.70, 373,304.46 and 61,880.20 is: 92,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,868.70 : 373,304.46 = 61,880.20 : x
  2. Step 2: Convert to fraction form
    248,868.70/373,304.46 = 61,880.20/x
  3. Step 3: Cross multiply
    248,868.70x = 373,304.46 × 61,880.20
  4. Step 4: Simplify right side
    248,868.70x = 23,100,154,645.69
  5. Step 5: Solve for x
    x = 23,100,154,645.69/248,868.70
  6. Step 6: Final answer
    x = 92,820.65

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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.