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Finding the Fourth Proportional to 362,257.11, 543,606.80 and 228,953.79

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Solution

The fourth proportional to 362,257.11, 543,606.80 and 228,953.79 is: 343,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,257.11 : 543,606.80 = 228,953.79 : x
  2. Step 2: Convert to fraction form
    362,257.11/543,606.80 = 228,953.79/x
  3. Step 3: Cross multiply
    362,257.11x = 543,606.80 × 228,953.79
  4. Step 4: Simplify right side
    362,257.11x = 124,460,835,985.00
  5. Step 5: Solve for x
    x = 124,460,835,985.00/362,257.11
  6. Step 6: Final answer
    x = 343,570.44

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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.