Home / 754,302.64-1,040,850.37-431,993.51

Finding the Fourth Proportional to 754,302.64, 1,040,850.37 and 431,993.51

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Solution

The fourth proportional to 754,302.64, 1,040,850.37 and 431,993.51 is: 596,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,302.64 : 1,040,850.37 = 431,993.51 : x
  2. Step 2: Convert to fraction form
    754,302.64/1,040,850.37 = 431,993.51/x
  3. Step 3: Cross multiply
    754,302.64x = 1,040,850.37 × 431,993.51
  4. Step 4: Simplify right side
    754,302.64x = 449,640,604,721.10
  5. Step 5: Solve for x
    x = 449,640,604,721.10/754,302.64
  6. Step 6: Final answer
    x = 596,101.06

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Double scale
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Similar ratio
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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.