Home / 941,076.26-1,298,693.45-511,356.40

Finding the Fourth Proportional to 941,076.26, 1,298,693.45 and 511,356.40

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Solution

The fourth proportional to 941,076.26, 1,298,693.45 and 511,356.40 is: 705,676.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,076.26 : 1,298,693.45 = 511,356.40 : x
  2. Step 2: Convert to fraction form
    941,076.26/1,298,693.45 = 511,356.40/x
  3. Step 3: Cross multiply
    941,076.26x = 1,298,693.45 × 511,356.40
  4. Step 4: Simplify right side
    941,076.26x = 664,095,207,295.58
  5. Step 5: Solve for x
    x = 664,095,207,295.58/941,076.26
  6. Step 6: Final answer
    x = 705,676.29

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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.