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Finding the Fourth Proportional to 367,233.95, 550,807.18 and 101,021.51

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Solution

The fourth proportional to 367,233.95, 550,807.18 and 101,021.51 is: 151,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,233.95 : 550,807.18 = 101,021.51 : x
  2. Step 2: Convert to fraction form
    367,233.95/550,807.18 = 101,021.51/x
  3. Step 3: Cross multiply
    367,233.95x = 550,807.18 × 101,021.51
  4. Step 4: Simplify right side
    367,233.95x = 55,643,373,042.44
  5. Step 5: Solve for x
    x = 55,643,373,042.44/367,233.95
  6. Step 6: Final answer
    x = 151,520.23

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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.