Home / 945,230.08-1,303,680-605,729.92

Finding the Fourth Proportional to 945,230.08, 1,303,680 and 605,729.92

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Solution

The fourth proportional to 945,230.08, 1,303,680 and 605,729.92 is: 835,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,230.08 : 1,303,680 = 605,729.92 : x
  2. Step 2: Convert to fraction form
    945,230.08/1,303,680 = 605,729.92/x
  3. Step 3: Cross multiply
    945,230.08x = 1,303,680 × 605,729.92
  4. Step 4: Simplify right side
    945,230.08x = 789,677,982,105.60
  5. Step 5: Solve for x
    x = 789,677,982,105.60/945,230.08
  6. Step 6: Final answer
    x = 835,434.67

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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.