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Finding the Fourth Proportional to 662,300.93, 993,460.50 and 188,986.14

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Solution

The fourth proportional to 662,300.93, 993,460.50 and 188,986.14 is: 283,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,300.93 : 993,460.50 = 188,986.14 : x
  2. Step 2: Convert to fraction form
    662,300.93/993,460.50 = 188,986.14/x
  3. Step 3: Cross multiply
    662,300.93x = 993,460.50 × 188,986.14
  4. Step 4: Simplify right side
    662,300.93x = 187,750,265,137.47
  5. Step 5: Solve for x
    x = 187,750,265,137.47/662,300.93
  6. Step 6: Final answer
    x = 283,481.81

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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.