Home / 941,297.36-1,299,000.40-511,577.52

Finding the Fourth Proportional to 941,297.36, 1,299,000.40 and 511,577.52

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Solution

The fourth proportional to 941,297.36, 1,299,000.40 and 511,577.52 is: 705,982.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,297.36 : 1,299,000.40 = 511,577.52 : x
  2. Step 2: Convert to fraction form
    941,297.36/1,299,000.40 = 511,577.52/x
  3. Step 3: Cross multiply
    941,297.36x = 1,299,000.40 × 511,577.52
  4. Step 4: Simplify right side
    941,297.36x = 664,539,403,111.01
  5. Step 5: Solve for x
    x = 664,539,403,111.01/941,297.36
  6. Step 6: Final answer
    x = 705,982.44

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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.