Home / 512,984.00-769,514.68-153,126.43

Finding the Fourth Proportional to 512,984.00, 769,514.68 and 153,126.43

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Solution

The fourth proportional to 512,984.00, 769,514.68 and 153,126.43 is: 229,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,984.00 : 769,514.68 = 153,126.43 : x
  2. Step 2: Convert to fraction form
    512,984.00/769,514.68 = 153,126.43/x
  3. Step 3: Cross multiply
    512,984.00x = 769,514.68 × 153,126.43
  4. Step 4: Simplify right side
    512,984.00x = 117,833,033,474.39
  5. Step 5: Solve for x
    x = 117,833,033,474.39/512,984.00
  6. Step 6: Final answer
    x = 229,701.19

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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.