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Finding the Fourth Proportional to 246,713.74, 370,081.54 and 69,216.82

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Solution

The fourth proportional to 246,713.74, 370,081.54 and 69,216.82 is: 103,828.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,713.74 : 370,081.54 = 69,216.82 : x
  2. Step 2: Convert to fraction form
    246,713.74/370,081.54 = 69,216.82/x
  3. Step 3: Cross multiply
    246,713.74x = 370,081.54 × 69,216.82
  4. Step 4: Simplify right side
    246,713.74x = 25,615,866,500.82
  5. Step 5: Solve for x
    x = 25,615,866,500.82/246,713.74
  6. Step 6: Final answer
    x = 103,828.29

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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.