Home / 941,257.08-1,298,944.78-511,537.20

Finding the Fourth Proportional to 941,257.08, 1,298,944.78 and 511,537.20

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Solution

The fourth proportional to 941,257.08, 1,298,944.78 and 511,537.20 is: 705,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,257.08 : 1,298,944.78 = 511,537.20 : x
  2. Step 2: Convert to fraction form
    941,257.08/1,298,944.78 = 511,537.20/x
  3. Step 3: Cross multiply
    941,257.08x = 1,298,944.78 × 511,537.20
  4. Step 4: Simplify right side
    941,257.08x = 664,458,575,715.82
  5. Step 5: Solve for x
    x = 664,458,575,715.82/941,257.08
  6. Step 6: Final answer
    x = 705,926.78

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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.