Home / 417,499.56-626,283.18-117,982.62

Finding the Fourth Proportional to 417,499.56, 626,283.18 and 117,982.62

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Solution

The fourth proportional to 417,499.56, 626,283.18 and 117,982.62 is: 176,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,499.56 : 626,283.18 = 117,982.62 : x
  2. Step 2: Convert to fraction form
    417,499.56/626,283.18 = 117,982.62/x
  3. Step 3: Cross multiply
    417,499.56x = 626,283.18 × 117,982.62
  4. Step 4: Simplify right side
    417,499.56x = 73,890,530,438.33
  5. Step 5: Solve for x
    x = 73,890,530,438.33/417,499.56
  6. Step 6: Final answer
    x = 176,983.49

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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.