Home / 754,956.82-1,041,840.42-415,425.07

Finding the Fourth Proportional to 754,956.82, 1,041,840.42 and 415,425.07

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Solution

The fourth proportional to 754,956.82, 1,041,840.42 and 415,425.07 is: 573,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,956.82 : 1,041,840.42 = 415,425.07 : x
  2. Step 2: Convert to fraction form
    754,956.82/1,041,840.42 = 415,425.07/x
  3. Step 3: Cross multiply
    754,956.82x = 1,041,840.42 × 415,425.07
  4. Step 4: Simplify right side
    754,956.82x = 432,806,629,407.33
  5. Step 5: Solve for x
    x = 432,806,629,407.33/754,956.82
  6. Step 6: Final answer
    x = 573,286.60

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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.