Home / 460,184.26-690,380.95-140,364.73

Finding the Fourth Proportional to 460,184.26, 690,380.95 and 140,364.73

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Solution

The fourth proportional to 460,184.26, 690,380.95 and 140,364.73 is: 210,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,184.26 : 690,380.95 = 140,364.73 : x
  2. Step 2: Convert to fraction form
    460,184.26/690,380.95 = 140,364.73/x
  3. Step 3: Cross multiply
    460,184.26x = 690,380.95 × 140,364.73
  4. Step 4: Simplify right side
    460,184.26x = 96,905,132,191.99
  5. Step 5: Solve for x
    x = 96,905,132,191.99/460,184.26
  6. Step 6: Final answer
    x = 210,578.98

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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.