Home / 332,210.20-498,315.30-330,241.90

Finding the Fourth Proportional to 332,210.20, 498,315.30 and 330,241.90

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Solution

The fourth proportional to 332,210.20, 498,315.30 and 330,241.90 is: 495,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,210.20 : 498,315.30 = 330,241.90 : x
  2. Step 2: Convert to fraction form
    332,210.20/498,315.30 = 330,241.90/x
  3. Step 3: Cross multiply
    332,210.20x = 498,315.30 × 330,241.90
  4. Step 4: Simplify right side
    332,210.20x = 164,564,591,471.07
  5. Step 5: Solve for x
    x = 164,564,591,471.07/332,210.20
  6. Step 6: Final answer
    x = 495,362.85

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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.