Home / 941,714.28-1,299,603.44-511,993.08

Finding the Fourth Proportional to 941,714.28, 1,299,603.44 and 511,993.08

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Solution

The fourth proportional to 941,714.28, 1,299,603.44 and 511,993.08 is: 706,570.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,714.28 : 1,299,603.44 = 511,993.08 : x
  2. Step 2: Convert to fraction form
    941,714.28/1,299,603.44 = 511,993.08/x
  3. Step 3: Cross multiply
    941,714.28x = 1,299,603.44 × 511,993.08
  4. Step 4: Simplify right side
    941,714.28x = 665,387,968,024.20
  5. Step 5: Solve for x
    x = 665,387,968,024.20/941,714.28
  6. Step 6: Final answer
    x = 706,570.97

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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.