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Finding the Fourth Proportional to 265,367.36, 366,203.32 and 150,645

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Solution

The fourth proportional to 265,367.36, 366,203.32 and 150,645 is: 207,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,367.36 : 366,203.32 = 150,645 : x
  2. Step 2: Convert to fraction form
    265,367.36/366,203.32 = 150,645/x
  3. Step 3: Cross multiply
    265,367.36x = 366,203.32 × 150,645
  4. Step 4: Simplify right side
    265,367.36x = 55,166,699,141.40
  5. Step 5: Solve for x
    x = 55,166,699,141.40/265,367.36
  6. Step 6: Final answer
    x = 207,888.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.