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Finding the Fourth Proportional to 482,784.96, 724,004.64 and 167,157.12

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Solution

The fourth proportional to 482,784.96, 724,004.64 and 167,157.12 is: 250,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,784.96 : 724,004.64 = 167,157.12 : x
  2. Step 2: Convert to fraction form
    482,784.96/724,004.64 = 167,157.12/x
  3. Step 3: Cross multiply
    482,784.96x = 724,004.64 × 167,157.12
  4. Step 4: Simplify right side
    482,784.96x = 121,022,530,489.04
  5. Step 5: Solve for x
    x = 121,022,530,489.04/482,784.96
  6. Step 6: Final answer
    x = 250,675.85

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1.5x scale

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.