Home / 986,851.08-1,361,858.59-534,142.08

Finding the Fourth Proportional to 986,851.08, 1,361,858.59 and 534,142.08

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Solution

The fourth proportional to 986,851.08, 1,361,858.59 and 534,142.08 is: 737,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,851.08 : 1,361,858.59 = 534,142.08 : x
  2. Step 2: Convert to fraction form
    986,851.08/1,361,858.59 = 534,142.08/x
  3. Step 3: Cross multiply
    986,851.08x = 1,361,858.59 × 534,142.08
  4. Step 4: Simplify right side
    986,851.08x = 727,425,979,928.47
  5. Step 5: Solve for x
    x = 727,425,979,928.47/986,851.08
  6. Step 6: Final answer
    x = 737,118.29

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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.