Home / 336,961.38-464,627.61-275,515.86

Finding the Fourth Proportional to 336,961.38, 464,627.61 and 275,515.86

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Solution

The fourth proportional to 336,961.38, 464,627.61 and 275,515.86 is: 379,901.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,961.38 : 464,627.61 = 275,515.86 : x
  2. Step 2: Convert to fraction form
    336,961.38/464,627.61 = 275,515.86/x
  3. Step 3: Cross multiply
    336,961.38x = 464,627.61 × 275,515.86
  4. Step 4: Simplify right side
    336,961.38x = 128,012,275,548.90
  5. Step 5: Solve for x
    x = 128,012,275,548.90/336,961.38
  6. Step 6: Final answer
    x = 379,901.92

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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.