Home / 741,411.08-1,023,119.87-401,872.04

Finding the Fourth Proportional to 741,411.08, 1,023,119.87 and 401,872.04

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Solution

The fourth proportional to 741,411.08, 1,023,119.87 and 401,872.04 is: 554,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,411.08 : 1,023,119.87 = 401,872.04 : x
  2. Step 2: Convert to fraction form
    741,411.08/1,023,119.87 = 401,872.04/x
  3. Step 3: Cross multiply
    741,411.08x = 1,023,119.87 × 401,872.04
  4. Step 4: Simplify right side
    741,411.08x = 411,163,269,321.44
  5. Step 5: Solve for x
    x = 411,163,269,321.44/741,411.08
  6. Step 6: Final answer
    x = 554,568.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.