Home / 425,442.44-587,110.68-231,850.21

Finding the Fourth Proportional to 425,442.44, 587,110.68 and 231,850.21

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Solution

The fourth proportional to 425,442.44, 587,110.68 and 231,850.21 is: 319,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,442.44 : 587,110.68 = 231,850.21 : x
  2. Step 2: Convert to fraction form
    425,442.44/587,110.68 = 231,850.21/x
  3. Step 3: Cross multiply
    425,442.44x = 587,110.68 × 231,850.21
  4. Step 4: Simplify right side
    425,442.44x = 136,121,734,176.34
  5. Step 5: Solve for x
    x = 136,121,734,176.34/425,442.44
  6. Step 6: Final answer
    x = 319,953.35

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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.