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Finding the Fourth Proportional to 969,168.96, 1,453,995.36 and 338,088

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Solution

The fourth proportional to 969,168.96, 1,453,995.36 and 338,088 is: 507,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,168.96 : 1,453,995.36 = 338,088 : x
  2. Step 2: Convert to fraction form
    969,168.96/1,453,995.36 = 338,088/x
  3. Step 3: Cross multiply
    969,168.96x = 1,453,995.36 × 338,088
  4. Step 4: Simplify right side
    969,168.96x = 491,578,383,271.68
  5. Step 5: Solve for x
    x = 491,578,383,271.68/969,168.96
  6. Step 6: Final answer
    x = 507,216.39

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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.