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Finding the Fourth Proportional to 633,712.80, 950,631.30 and 184,438.20

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Solution

The fourth proportional to 633,712.80, 950,631.30 and 184,438.20 is: 276,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,712.80 : 950,631.30 = 184,438.20 : x
  2. Step 2: Convert to fraction form
    633,712.80/950,631.30 = 184,438.20/x
  3. Step 3: Cross multiply
    633,712.80x = 950,631.30 × 184,438.20
  4. Step 4: Simplify right side
    633,712.80x = 175,332,725,835.66
  5. Step 5: Solve for x
    x = 175,332,725,835.66/633,712.80
  6. Step 6: Final answer
    x = 276,675.37

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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.