Home / 941,264.75-1,298,964.55-511,572.56

Finding the Fourth Proportional to 941,264.75, 1,298,964.55 and 511,572.56

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Solution

The fourth proportional to 941,264.75, 1,298,964.55 and 511,572.56 is: 705,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,264.75 : 1,298,964.55 = 511,572.56 : x
  2. Step 2: Convert to fraction form
    941,264.75/1,298,964.55 = 511,572.56/x
  3. Step 3: Cross multiply
    941,264.75x = 1,298,964.55 × 511,572.56
  4. Step 4: Simplify right side
    941,264.75x = 664,514,620,684.87
  5. Step 5: Solve for x
    x = 664,514,620,684.87/941,264.75
  6. Step 6: Final answer
    x = 705,980.56

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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.