Home / 746,628.40-1,119,942.60-185,662.90

Finding the Fourth Proportional to 746,628.40, 1,119,942.60 and 185,662.90

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Solution

The fourth proportional to 746,628.40, 1,119,942.60 and 185,662.90 is: 278,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,628.40 : 1,119,942.60 = 185,662.90 : x
  2. Step 2: Convert to fraction form
    746,628.40/1,119,942.60 = 185,662.90/x
  3. Step 3: Cross multiply
    746,628.40x = 1,119,942.60 × 185,662.90
  4. Step 4: Simplify right side
    746,628.40x = 207,931,790,949.54
  5. Step 5: Solve for x
    x = 207,931,790,949.54/746,628.40
  6. Step 6: Final answer
    x = 278,494.35

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Similar ratio
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1.5x scale

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.