Home / 746,657.20-1,122,318.60-732,660.40

Finding the Fourth Proportional to 746,657.20, 1,122,318.60 and 732,660.40

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Solution

The fourth proportional to 746,657.20, 1,122,318.60 and 732,660.40 is: 1,101,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,657.20 : 1,122,318.60 = 732,660.40 : x
  2. Step 2: Convert to fraction form
    746,657.20/1,122,318.60 = 732,660.40/x
  3. Step 3: Cross multiply
    746,657.20x = 1,122,318.60 × 732,660.40
  4. Step 4: Simplify right side
    746,657.20x = 822,278,394,403.44
  5. Step 5: Solve for x
    x = 822,278,394,403.44/746,657.20
  6. Step 6: Final answer
    x = 1,101,279.67

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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.