Home / 741,632.06-1,111,788.35-268,212.17

Finding the Fourth Proportional to 741,632.06, 1,111,788.35 and 268,212.17

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Solution

The fourth proportional to 741,632.06, 1,111,788.35 and 268,212.17 is: 402,079.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,632.06 : 1,111,788.35 = 268,212.17 : x
  2. Step 2: Convert to fraction form
    741,632.06/1,111,788.35 = 268,212.17/x
  3. Step 3: Cross multiply
    741,632.06x = 1,111,788.35 × 268,212.17
  4. Step 4: Simplify right side
    741,632.06x = 298,195,168,378.43
  5. Step 5: Solve for x
    x = 298,195,168,378.43/741,632.06
  6. Step 6: Final answer
    x = 402,079.66

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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.