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Finding the Fourth Proportional to 300,324.12, 450,175.14 and 247,175.16

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Solution

The fourth proportional to 300,324.12, 450,175.14 and 247,175.16 is: 370,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,324.12 : 450,175.14 = 247,175.16 : x
  2. Step 2: Convert to fraction form
    300,324.12/450,175.14 = 247,175.16/x
  3. Step 3: Cross multiply
    300,324.12x = 450,175.14 × 247,175.16
  4. Step 4: Simplify right side
    300,324.12x = 111,272,112,257.52
  5. Step 5: Solve for x
    x = 111,272,112,257.52/300,324.12
  6. Step 6: Final answer
    x = 370,506.75

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1.5x scale

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.