Home / 754,045.66-1,040,608.36-443,892.28

Finding the Fourth Proportional to 754,045.66, 1,040,608.36 and 443,892.28

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Solution

The fourth proportional to 754,045.66, 1,040,608.36 and 443,892.28 is: 612,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,045.66 : 1,040,608.36 = 443,892.28 : x
  2. Step 2: Convert to fraction form
    754,045.66/1,040,608.36 = 443,892.28/x
  3. Step 3: Cross multiply
    754,045.66x = 1,040,608.36 × 443,892.28
  4. Step 4: Simplify right side
    754,045.66x = 461,918,017,507.46
  5. Step 5: Solve for x
    x = 461,918,017,507.46/754,045.66
  6. Step 6: Final answer
    x = 612,586.27

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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.