Home / 941,712.40-1,299,560.28-511,989.52

Finding the Fourth Proportional to 941,712.40, 1,299,560.28 and 511,989.52

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Solution

The fourth proportional to 941,712.40, 1,299,560.28 and 511,989.52 is: 706,544.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,712.40 : 1,299,560.28 = 511,989.52 : x
  2. Step 2: Convert to fraction form
    941,712.40/1,299,560.28 = 511,989.52/x
  3. Step 3: Cross multiply
    941,712.40x = 1,299,560.28 × 511,989.52
  4. Step 4: Simplify right side
    941,712.40x = 665,361,243,968.27
  5. Step 5: Solve for x
    x = 665,361,243,968.27/941,712.40
  6. Step 6: Final answer
    x = 706,544.00

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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.