Home / 809,325.27-1,117,297.06-523,008.70

Finding the Fourth Proportional to 809,325.27, 1,117,297.06 and 523,008.70

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Solution

The fourth proportional to 809,325.27, 1,117,297.06 and 523,008.70 is: 722,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,325.27 : 1,117,297.06 = 523,008.70 : x
  2. Step 2: Convert to fraction form
    809,325.27/1,117,297.06 = 523,008.70/x
  3. Step 3: Cross multiply
    809,325.27x = 1,117,297.06 × 523,008.70
  4. Step 4: Simplify right side
    809,325.27x = 584,356,078,763.66
  5. Step 5: Solve for x
    x = 584,356,078,763.66/809,325.27
  6. Step 6: Final answer
    x = 722,028.71

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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.