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Finding the Fourth Proportional to 246,913.89, 370,392.71 and 69,422.44

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Solution

The fourth proportional to 246,913.89, 370,392.71 and 69,422.44 is: 104,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,913.89 : 370,392.71 = 69,422.44 : x
  2. Step 2: Convert to fraction form
    246,913.89/370,392.71 = 69,422.44/x
  3. Step 3: Cross multiply
    246,913.89x = 370,392.71 × 69,422.44
  4. Step 4: Simplify right side
    246,913.89x = 25,713,565,686.41
  5. Step 5: Solve for x
    x = 25,713,565,686.41/246,913.89
  6. Step 6: Final answer
    x = 104,139.81

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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.