Home / 426,072.90-587,980.15-235,086.27

Finding the Fourth Proportional to 426,072.90, 587,980.15 and 235,086.27

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Solution

The fourth proportional to 426,072.90, 587,980.15 and 235,086.27 is: 324,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,072.90 : 587,980.15 = 235,086.27 : x
  2. Step 2: Convert to fraction form
    426,072.90/587,980.15 = 235,086.27/x
  3. Step 3: Cross multiply
    426,072.90x = 587,980.15 × 235,086.27
  4. Step 4: Simplify right side
    426,072.90x = 138,226,060,297.54
  5. Step 5: Solve for x
    x = 138,226,060,297.54/426,072.90
  6. Step 6: Final answer
    x = 324,418.80

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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.