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Finding the Fourth Proportional to 366,897.33, 550,309.14 and 100,684.62

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Solution

The fourth proportional to 366,897.33, 550,309.14 and 100,684.62 is: 151,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,897.33 : 550,309.14 = 100,684.62 : x
  2. Step 2: Convert to fraction form
    366,897.33/550,309.14 = 100,684.62/x
  3. Step 3: Cross multiply
    366,897.33x = 550,309.14 × 100,684.62
  4. Step 4: Simplify right side
    366,897.33x = 55,407,666,643.43
  5. Step 5: Solve for x
    x = 55,407,666,643.43/366,897.33
  6. Step 6: Final answer
    x = 151,016.82

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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.