Home / 741,622.50-1,111,774.01-268,202.61

Finding the Fourth Proportional to 741,622.50, 1,111,774.01 and 268,202.61

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Solution

The fourth proportional to 741,622.50, 1,111,774.01 and 268,202.61 is: 402,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,622.50 : 1,111,774.01 = 268,202.61 : x
  2. Step 2: Convert to fraction form
    741,622.50/1,111,774.01 = 268,202.61/x
  3. Step 3: Cross multiply
    741,622.50x = 1,111,774.01 × 268,202.61
  4. Step 4: Simplify right side
    741,622.50x = 298,180,689,871.15
  5. Step 5: Solve for x
    x = 298,180,689,871.15/741,622.50
  6. Step 6: Final answer
    x = 402,065.32

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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.