Home / 460,426.44-690,317.98-204,119.60

Finding the Fourth Proportional to 460,426.44, 690,317.98 and 204,119.60

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Solution

The fourth proportional to 460,426.44, 690,317.98 and 204,119.60 is: 306,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,426.44 : 690,317.98 = 204,119.60 : x
  2. Step 2: Convert to fraction form
    460,426.44/690,317.98 = 204,119.60/x
  3. Step 3: Cross multiply
    460,426.44x = 690,317.98 × 204,119.60
  4. Step 4: Simplify right side
    460,426.44x = 140,907,429,950.41
  5. Step 5: Solve for x
    x = 140,907,429,950.41/460,426.44
  6. Step 6: Final answer
    x = 306,036.79

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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.