Home / 957,980.20-1,322,101.14-550,135.48

Finding the Fourth Proportional to 957,980.20, 1,322,101.14 and 550,135.48

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Solution

The fourth proportional to 957,980.20, 1,322,101.14 and 550,135.48 is: 759,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,980.20 : 1,322,101.14 = 550,135.48 : x
  2. Step 2: Convert to fraction form
    957,980.20/1,322,101.14 = 550,135.48/x
  3. Step 3: Cross multiply
    957,980.20x = 1,322,101.14 × 550,135.48
  4. Step 4: Simplify right side
    957,980.20x = 727,334,745,262.45
  5. Step 5: Solve for x
    x = 727,334,745,262.45/957,980.20
  6. Step 6: Final answer
    x = 759,237.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.