Home / 1,330,204.60-1,993,946.10-655,247.80

Finding the Fourth Proportional to 1,330,204.60, 1,993,946.10 and 655,247.80

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Solution

The fourth proportional to 1,330,204.60, 1,993,946.10 and 655,247.80 is: 982,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,204.60 : 1,993,946.10 = 655,247.80 : x
  2. Step 2: Convert to fraction form
    1,330,204.60/1,993,946.10 = 655,247.80/x
  3. Step 3: Cross multiply
    1,330,204.60x = 1,993,946.10 × 655,247.80
  4. Step 4: Simplify right side
    1,330,204.60x = 1,306,528,795,343.58
  5. Step 5: Solve for x
    x = 1,306,528,795,343.58/1,330,204.60
  6. Step 6: Final answer
    x = 982,201.38

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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.