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Finding the Fourth Proportional to 366,796.95, 550,359.45 and 130,309.35

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Solution

The fourth proportional to 366,796.95, 550,359.45 and 130,309.35 is: 195,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,796.95 : 550,359.45 = 130,309.35 : x
  2. Step 2: Convert to fraction form
    366,796.95/550,359.45 = 130,309.35/x
  3. Step 3: Cross multiply
    366,796.95x = 550,359.45 × 130,309.35
  4. Step 4: Simplify right side
    366,796.95x = 71,716,982,195.86
  5. Step 5: Solve for x
    x = 71,716,982,195.86/366,796.95
  6. Step 6: Final answer
    x = 195,522.30

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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.