Home / 823,212.24-1,135,897.14-517,070.52

Finding the Fourth Proportional to 823,212.24, 1,135,897.14 and 517,070.52

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Solution

The fourth proportional to 823,212.24, 1,135,897.14 and 517,070.52 is: 713,472.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,212.24 : 1,135,897.14 = 517,070.52 : x
  2. Step 2: Convert to fraction form
    823,212.24/1,135,897.14 = 517,070.52/x
  3. Step 3: Cross multiply
    823,212.24x = 1,135,897.14 × 517,070.52
  4. Step 4: Simplify right side
    823,212.24x = 587,338,924,846.31
  5. Step 5: Solve for x
    x = 587,338,924,846.31/823,212.24
  6. Step 6: Final answer
    x = 713,472.05

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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.