Home / 680,180.40-1,019,711.88-466,357.68

Finding the Fourth Proportional to 680,180.40, 1,019,711.88 and 466,357.68

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Solution

The fourth proportional to 680,180.40, 1,019,711.88 and 466,357.68 is: 699,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,180.40 : 1,019,711.88 = 466,357.68 : x
  2. Step 2: Convert to fraction form
    680,180.40/1,019,711.88 = 466,357.68/x
  3. Step 3: Cross multiply
    680,180.40x = 1,019,711.88 × 466,357.68
  4. Step 4: Simplify right side
    680,180.40x = 475,550,466,625.24
  5. Step 5: Solve for x
    x = 475,550,466,625.24/680,180.40
  6. Step 6: Final answer
    x = 699,153.44

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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.