Home / 941,256.69-1,298,942.39-511,536.90

Finding the Fourth Proportional to 941,256.69, 1,298,942.39 and 511,536.90

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Solution

The fourth proportional to 941,256.69, 1,298,942.39 and 511,536.90 is: 705,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,256.69 : 1,298,942.39 = 511,536.90 : x
  2. Step 2: Convert to fraction form
    941,256.69/1,298,942.39 = 511,536.90/x
  3. Step 3: Cross multiply
    941,256.69x = 1,298,942.39 × 511,536.90
  4. Step 4: Simplify right side
    941,256.69x = 664,456,969,609.07
  5. Step 5: Solve for x
    x = 664,456,969,609.07/941,256.69
  6. Step 6: Final answer
    x = 705,925.36

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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.