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Finding the Fourth Proportional to 248,667.66, 373,000.86 and 61,679.16

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Solution

The fourth proportional to 248,667.66, 373,000.86 and 61,679.16 is: 92,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,667.66 : 373,000.86 = 61,679.16 : x
  2. Step 2: Convert to fraction form
    248,667.66/373,000.86 = 61,679.16/x
  3. Step 3: Cross multiply
    248,667.66x = 373,000.86 × 61,679.16
  4. Step 4: Simplify right side
    248,667.66x = 23,006,379,724.08
  5. Step 5: Solve for x
    x = 23,006,379,724.08/248,667.66
  6. Step 6: Final answer
    x = 92,518.58

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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.