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Finding the Third Proportional to 455,550.75 and 724,015.13

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Solution

The third proportional to 455,550.75 and 724,015.13 is: 1,150,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,550.75 : 724,015.13 = 724,015.13 : x
  2. Step 2: Convert to fraction form
    455,550.75/724,015.13 = 724,015.13/x
  3. Step 3: Cross multiply
    455,550.75x = 724,015.13 × 724,015.13
  4. Step 4: Simplify right side
    455,550.75x = 524,197,901,228.77
  5. Step 5: Solve for x
    x = 524,197,901,228.77/455,550.75
  6. Step 6: Final answer
    x = 1,150,690.46

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.