Home / 741,718.86-1,112,210.16-236,213.92

Finding the Fourth Proportional to 741,718.86, 1,112,210.16 and 236,213.92

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Solution

The fourth proportional to 741,718.86, 1,112,210.16 and 236,213.92 is: 354,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,718.86 : 1,112,210.16 = 236,213.92 : x
  2. Step 2: Convert to fraction form
    741,718.86/1,112,210.16 = 236,213.92/x
  3. Step 3: Cross multiply
    741,718.86x = 1,112,210.16 × 236,213.92
  4. Step 4: Simplify right side
    741,718.86x = 262,719,521,757.43
  5. Step 5: Solve for x
    x = 262,719,521,757.43/741,718.86
  6. Step 6: Final answer
    x = 354,203.64

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Double scale
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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.