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Finding the Fourth Proportional to 482,698.44, 724,056.84 and 167,165.64

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Solution

The fourth proportional to 482,698.44, 724,056.84 and 167,165.64 is: 250,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,698.44 : 724,056.84 = 167,165.64 : x
  2. Step 2: Convert to fraction form
    482,698.44/724,056.84 = 167,165.64/x
  3. Step 3: Cross multiply
    482,698.44x = 724,056.84 × 167,165.64
  4. Step 4: Simplify right side
    482,698.44x = 121,037,425,054.98
  5. Step 5: Solve for x
    x = 121,037,425,054.98/482,698.44
  6. Step 6: Final answer
    x = 250,751.64

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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.