Home / 518,935.26-777,000.69-269,092.38

Finding the Fourth Proportional to 518,935.26, 777,000.69 and 269,092.38

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Solution

The fourth proportional to 518,935.26, 777,000.69 and 269,092.38 is: 402,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,935.26 : 777,000.69 = 269,092.38 : x
  2. Step 2: Convert to fraction form
    518,935.26/777,000.69 = 269,092.38/x
  3. Step 3: Cross multiply
    518,935.26x = 777,000.69 × 269,092.38
  4. Step 4: Simplify right side
    518,935.26x = 209,084,964,933.74
  5. Step 5: Solve for x
    x = 209,084,964,933.74/518,935.26
  6. Step 6: Final answer
    x = 402,911.46

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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.