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Finding the Fourth Proportional to 368,606.24, 552,847.59 and 102,393.66

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Solution

The fourth proportional to 368,606.24, 552,847.59 and 102,393.66 is: 153,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,606.24 : 552,847.59 = 102,393.66 : x
  2. Step 2: Convert to fraction form
    368,606.24/552,847.59 = 102,393.66/x
  3. Step 3: Cross multiply
    368,606.24x = 552,847.59 × 102,393.66
  4. Step 4: Simplify right side
    368,606.24x = 56,608,088,162.28
  5. Step 5: Solve for x
    x = 56,608,088,162.28/368,606.24
  6. Step 6: Final answer
    x = 153,573.33

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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.