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Finding the Fourth Proportional to 356,513.94, 534,410.86 and 223,487.44

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Solution

The fourth proportional to 356,513.94, 534,410.86 and 223,487.44 is: 335,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,513.94 : 534,410.86 = 223,487.44 : x
  2. Step 2: Convert to fraction form
    356,513.94/534,410.86 = 223,487.44/x
  3. Step 3: Cross multiply
    356,513.94x = 534,410.86 × 223,487.44
  4. Step 4: Simplify right side
    356,513.94x = 119,434,115,009.60
  5. Step 5: Solve for x
    x = 119,434,115,009.60/356,513.94
  6. Step 6: Final answer
    x = 335,005.46

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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.