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Finding the Fourth Proportional to 504,789.24, 696,684.58 and 323,705.64

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Solution

The fourth proportional to 504,789.24, 696,684.58 and 323,705.64 is: 446,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,789.24 : 696,684.58 = 323,705.64 : x
  2. Step 2: Convert to fraction form
    504,789.24/696,684.58 = 323,705.64/x
  3. Step 3: Cross multiply
    504,789.24x = 696,684.58 × 323,705.64
  4. Step 4: Simplify right side
    504,789.24x = 225,520,727,847.03
  5. Step 5: Solve for x
    x = 225,520,727,847.03/504,789.24
  6. Step 6: Final answer
    x = 446,762.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.