Home / 252,003.90-378,005.85-226,343.10

Finding the Fourth Proportional to 252,003.90, 378,005.85 and 226,343.10

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Solution

The fourth proportional to 252,003.90, 378,005.85 and 226,343.10 is: 339,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,003.90 : 378,005.85 = 226,343.10 : x
  2. Step 2: Convert to fraction form
    252,003.90/378,005.85 = 226,343.10/x
  3. Step 3: Cross multiply
    252,003.90x = 378,005.85 × 226,343.10
  4. Step 4: Simplify right side
    252,003.90x = 85,559,015,907.14
  5. Step 5: Solve for x
    x = 85,559,015,907.14/252,003.90
  6. Step 6: Final answer
    x = 339,514.65

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1.5x scale

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.