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Finding the Fourth Proportional to 248,848.80, 373,273.20 and 61,860.30

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Solution

The fourth proportional to 248,848.80, 373,273.20 and 61,860.30 is: 92,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,848.80 : 373,273.20 = 61,860.30 : x
  2. Step 2: Convert to fraction form
    248,848.80/373,273.20 = 61,860.30/x
  3. Step 3: Cross multiply
    248,848.80x = 373,273.20 × 61,860.30
  4. Step 4: Simplify right side
    248,848.80x = 23,090,792,133.96
  5. Step 5: Solve for x
    x = 23,090,792,133.96/248,848.80
  6. Step 6: Final answer
    x = 92,790.45

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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.