Home / 635,358.54-953,038.14-398,867.29

Finding the Fourth Proportional to 635,358.54, 953,038.14 and 398,867.29

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Solution

The fourth proportional to 635,358.54, 953,038.14 and 398,867.29 is: 598,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,358.54 : 953,038.14 = 398,867.29 : x
  2. Step 2: Convert to fraction form
    635,358.54/953,038.14 = 398,867.29/x
  3. Step 3: Cross multiply
    635,358.54x = 953,038.14 × 398,867.29
  4. Step 4: Simplify right side
    635,358.54x = 380,135,740,168.44
  5. Step 5: Solve for x
    x = 380,135,740,168.44/635,358.54
  6. Step 6: Final answer
    x = 598,301.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.