Home / 330,346.10-495,519.15-275,233.70

Finding the Fourth Proportional to 330,346.10, 495,519.15 and 275,233.70

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Solution

The fourth proportional to 330,346.10, 495,519.15 and 275,233.70 is: 412,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,346.10 : 495,519.15 = 275,233.70 : x
  2. Step 2: Convert to fraction form
    330,346.10/495,519.15 = 275,233.70/x
  3. Step 3: Cross multiply
    330,346.10x = 495,519.15 × 275,233.70
  4. Step 4: Simplify right side
    330,346.10x = 136,383,569,075.36
  5. Step 5: Solve for x
    x = 136,383,569,075.36/330,346.10
  6. Step 6: Final answer
    x = 412,850.55

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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.