Home / 967,940.20-1,452,140.70-406,685.80

Finding the Fourth Proportional to 967,940.20, 1,452,140.70 and 406,685.80

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Solution

The fourth proportional to 967,940.20, 1,452,140.70 and 406,685.80 is: 610,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,940.20 : 1,452,140.70 = 406,685.80 : x
  2. Step 2: Convert to fraction form
    967,940.20/1,452,140.70 = 406,685.80/x
  3. Step 3: Cross multiply
    967,940.20x = 1,452,140.70 × 406,685.80
  4. Step 4: Simplify right side
    967,940.20x = 590,565,002,292.06
  5. Step 5: Solve for x
    x = 590,565,002,292.06/967,940.20
  6. Step 6: Final answer
    x = 610,125.50

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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.