Home / 645,544.75-968,315.49-196,263.67

Finding the Fourth Proportional to 645,544.75, 968,315.49 and 196,263.67

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Solution

The fourth proportional to 645,544.75, 968,315.49 and 196,263.67 is: 294,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,544.75 : 968,315.49 = 196,263.67 : x
  2. Step 2: Convert to fraction form
    645,544.75/968,315.49 = 196,263.67/x
  3. Step 3: Cross multiply
    645,544.75x = 968,315.49 × 196,263.67
  4. Step 4: Simplify right side
    645,544.75x = 190,045,151,785.25
  5. Step 5: Solve for x
    x = 190,045,151,785.25/645,544.75
  6. Step 6: Final answer
    x = 294,395.01

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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.