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Finding the Fourth Proportional to 441,324.40, 661,805.16 and 175,048.24

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Solution

The fourth proportional to 441,324.40, 661,805.16 and 175,048.24 is: 262,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,324.40 : 661,805.16 = 175,048.24 : x
  2. Step 2: Convert to fraction form
    441,324.40/661,805.16 = 175,048.24/x
  3. Step 3: Cross multiply
    441,324.40x = 661,805.16 × 175,048.24
  4. Step 4: Simplify right side
    441,324.40x = 115,847,828,480.92
  5. Step 5: Solve for x
    x = 115,847,828,480.92/441,324.40
  6. Step 6: Final answer
    x = 262,500.39

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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.