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Finding the Fourth Proportional to 441,323.40, 661,803.66 and 175,047.24

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Solution

The fourth proportional to 441,323.40, 661,803.66 and 175,047.24 is: 262,498.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,323.40 : 661,803.66 = 175,047.24 : x
  2. Step 2: Convert to fraction form
    441,323.40/661,803.66 = 175,047.24/x
  3. Step 3: Cross multiply
    441,323.40x = 661,803.66 × 175,047.24
  4. Step 4: Simplify right side
    441,323.40x = 115,846,904,104.90
  5. Step 5: Solve for x
    x = 115,846,904,104.90/441,323.40
  6. Step 6: Final answer
    x = 262,498.89

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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.