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Finding the Fourth Proportional to 368,348.26, 552,467.64 and 102,081.01

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Solution

The fourth proportional to 368,348.26, 552,467.64 and 102,081.01 is: 153,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,348.26 : 552,467.64 = 102,081.01 : x
  2. Step 2: Convert to fraction form
    368,348.26/552,467.64 = 102,081.01/x
  3. Step 3: Cross multiply
    368,348.26x = 552,467.64 × 102,081.01
  4. Step 4: Simplify right side
    368,348.26x = 56,396,454,683.52
  5. Step 5: Solve for x
    x = 56,396,454,683.52/368,348.26
  6. Step 6: Final answer
    x = 153,106.34

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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.