Home / 626,044.38-936,967.05-513,720.06

Finding the Fourth Proportional to 626,044.38, 936,967.05 and 513,720.06

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Solution

The fourth proportional to 626,044.38, 936,967.05 and 513,720.06 is: 768,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,044.38 : 936,967.05 = 513,720.06 : x
  2. Step 2: Convert to fraction form
    626,044.38/936,967.05 = 513,720.06/x
  3. Step 3: Cross multiply
    626,044.38x = 936,967.05 × 513,720.06
  4. Step 4: Simplify right side
    626,044.38x = 481,338,769,144.02
  5. Step 5: Solve for x
    x = 481,338,769,144.02/626,044.38
  6. Step 6: Final answer
    x = 768,857.26

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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.