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Finding the Fourth Proportional to 248,852.70, 373,280.40 and 61,864.20

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Solution

The fourth proportional to 248,852.70, 373,280.40 and 61,864.20 is: 92,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,852.70 : 373,280.40 = 61,864.20 : x
  2. Step 2: Convert to fraction form
    248,852.70/373,280.40 = 61,864.20/x
  3. Step 3: Cross multiply
    248,852.70x = 373,280.40 × 61,864.20
  4. Step 4: Simplify right side
    248,852.70x = 23,092,693,321.68
  5. Step 5: Solve for x
    x = 23,092,693,321.68/248,852.70
  6. Step 6: Final answer
    x = 92,796.64

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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.