Home / 941,089.28-1,298,710.98-511,369.41

Finding the Fourth Proportional to 941,089.28, 1,298,710.98 and 511,369.41

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Solution

The fourth proportional to 941,089.28, 1,298,710.98 and 511,369.41 is: 705,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,089.28 : 1,298,710.98 = 511,369.41 : x
  2. Step 2: Convert to fraction form
    941,089.28/1,298,710.98 = 511,369.41/x
  3. Step 3: Cross multiply
    941,089.28x = 1,298,710.98 × 511,369.41
  4. Step 4: Simplify right side
    941,089.28x = 664,121,067,603.12
  5. Step 5: Solve for x
    x = 664,121,067,603.12/941,089.28
  6. Step 6: Final answer
    x = 705,694.01

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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.