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Finding the Fourth Proportional to 450,402.74, 621,550.49 and 246,451.33

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Solution

The fourth proportional to 450,402.74, 621,550.49 and 246,451.33 is: 340,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,402.74 : 621,550.49 = 246,451.33 : x
  2. Step 2: Convert to fraction form
    450,402.74/621,550.49 = 246,451.33/x
  3. Step 3: Cross multiply
    450,402.74x = 621,550.49 × 246,451.33
  4. Step 4: Simplify right side
    450,402.74x = 153,181,944,922.65
  5. Step 5: Solve for x
    x = 153,181,944,922.65/450,402.74
  6. Step 6: Final answer
    x = 340,099.94

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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.