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Finding the Fourth Proportional to 724,195.44, 998,735.52 and 452,288.16

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Solution

The fourth proportional to 724,195.44, 998,735.52 and 452,288.16 is: 623,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,195.44 : 998,735.52 = 452,288.16 : x
  2. Step 2: Convert to fraction form
    724,195.44/998,735.52 = 452,288.16/x
  3. Step 3: Cross multiply
    724,195.44x = 998,735.52 × 452,288.16
  4. Step 4: Simplify right side
    724,195.44x = 451,716,250,667.44
  5. Step 5: Solve for x
    x = 451,716,250,667.44/724,195.44
  6. Step 6: Final answer
    x = 623,749.10

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1.5x scale

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.