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Finding the Fourth Proportional to 504,558.24, 696,646.08 and 323,736

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Solution

The fourth proportional to 504,558.24, 696,646.08 and 323,736 is: 446,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,558.24 : 696,646.08 = 323,736 : x
  2. Step 2: Convert to fraction form
    504,558.24/696,646.08 = 323,736/x
  3. Step 3: Cross multiply
    504,558.24x = 696,646.08 × 323,736
  4. Step 4: Simplify right side
    504,558.24x = 225,529,415,354.88
  5. Step 5: Solve for x
    x = 225,529,415,354.88/504,558.24
  6. Step 6: Final answer
    x = 446,983.91

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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.