Home / 943,289.80-1,414,934.70-659,854.60

Finding the Fourth Proportional to 943,289.80, 1,414,934.70 and 659,854.60

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Solution

The fourth proportional to 943,289.80, 1,414,934.70 and 659,854.60 is: 989,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,289.80 : 1,414,934.70 = 659,854.60 : x
  2. Step 2: Convert to fraction form
    943,289.80/1,414,934.70 = 659,854.60/x
  3. Step 3: Cross multiply
    943,289.80x = 1,414,934.70 × 659,854.60
  4. Step 4: Simplify right side
    943,289.80x = 933,651,170,494.62
  5. Step 5: Solve for x
    x = 933,651,170,494.62/943,289.80
  6. Step 6: Final answer
    x = 989,781.90

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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.