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Finding the Fourth Proportional to 223,083, 334,628.79 and 54,604.77

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Solution

The fourth proportional to 223,083, 334,628.79 and 54,604.77 is: 81,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,083 : 334,628.79 = 54,604.77 : x
  2. Step 2: Convert to fraction form
    223,083/334,628.79 = 54,604.77/x
  3. Step 3: Cross multiply
    223,083x = 334,628.79 × 54,604.77
  4. Step 4: Simplify right side
    223,083x = 18,272,328,113.33
  5. Step 5: Solve for x
    x = 18,272,328,113.33/223,083
  6. Step 6: Final answer
    x = 81,908.21

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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.