Home / 825,576.14-1,139,304.62-458,060.20

Finding the Fourth Proportional to 825,576.14, 1,139,304.62 and 458,060.20

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Solution

The fourth proportional to 825,576.14, 1,139,304.62 and 458,060.20 is: 632,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,576.14 : 1,139,304.62 = 458,060.20 : x
  2. Step 2: Convert to fraction form
    825,576.14/1,139,304.62 = 458,060.20/x
  3. Step 3: Cross multiply
    825,576.14x = 1,139,304.62 × 458,060.20
  4. Step 4: Simplify right side
    825,576.14x = 521,870,100,395.01
  5. Step 5: Solve for x
    x = 521,870,100,395.01/825,576.14
  6. Step 6: Final answer
    x = 632,128.37

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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.