Home / 724,297.05-1,086,013.58-444,015.45

Finding the Fourth Proportional to 724,297.05, 1,086,013.58 and 444,015.45

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Solution

The fourth proportional to 724,297.05, 1,086,013.58 and 444,015.45 is: 665,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,297.05 : 1,086,013.58 = 444,015.45 : x
  2. Step 2: Convert to fraction form
    724,297.05/1,086,013.58 = 444,015.45/x
  3. Step 3: Cross multiply
    724,297.05x = 1,086,013.58 × 444,015.45
  4. Step 4: Simplify right side
    724,297.05x = 482,206,806,209.73
  5. Step 5: Solve for x
    x = 482,206,806,209.73/724,297.05
  6. Step 6: Final answer
    x = 665,758.35

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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.