Home / 754,016.49-1,040,516.42-414,482.31

Finding the Fourth Proportional to 754,016.49, 1,040,516.42 and 414,482.31

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Solution

The fourth proportional to 754,016.49, 1,040,516.42 and 414,482.31 is: 571,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,016.49 : 1,040,516.42 = 414,482.31 : x
  2. Step 2: Convert to fraction form
    754,016.49/1,040,516.42 = 414,482.31/x
  3. Step 3: Cross multiply
    754,016.49x = 1,040,516.42 × 414,482.31
  4. Step 4: Simplify right side
    754,016.49x = 431,275,647,282.12
  5. Step 5: Solve for x
    x = 431,275,647,282.12/754,016.49
  6. Step 6: Final answer
    x = 571,971.11

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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.