Home / 702,976.52-1,054,246.69-253,639.15

Finding the Fourth Proportional to 702,976.52, 1,054,246.69 and 253,639.15

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Solution

The fourth proportional to 702,976.52, 1,054,246.69 and 253,639.15 is: 380,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,976.52 : 1,054,246.69 = 253,639.15 : x
  2. Step 2: Convert to fraction form
    702,976.52/1,054,246.69 = 253,639.15/x
  3. Step 3: Cross multiply
    702,976.52x = 1,054,246.69 × 253,639.15
  4. Step 4: Simplify right side
    702,976.52x = 267,398,232,023.35
  5. Step 5: Solve for x
    x = 267,398,232,023.35/702,976.52
  6. Step 6: Final answer
    x = 380,380.03

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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.