Home / 434,621.70-651,932.55-410,127.30

Finding the Fourth Proportional to 434,621.70, 651,932.55 and 410,127.30

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Solution

The fourth proportional to 434,621.70, 651,932.55 and 410,127.30 is: 615,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,621.70 : 651,932.55 = 410,127.30 : x
  2. Step 2: Convert to fraction form
    434,621.70/651,932.55 = 410,127.30/x
  3. Step 3: Cross multiply
    434,621.70x = 651,932.55 × 410,127.30
  4. Step 4: Simplify right side
    434,621.70x = 267,375,336,513.62
  5. Step 5: Solve for x
    x = 267,375,336,513.62/434,621.70
  6. Step 6: Final answer
    x = 615,190.95

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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.