Home / 1,067,257.50-1,473,165.27-766,326.30

Finding the Fourth Proportional to 1,067,257.50, 1,473,165.27 and 766,326.30

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Solution

The fourth proportional to 1,067,257.50, 1,473,165.27 and 766,326.30 is: 1,057,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,257.50 : 1,473,165.27 = 766,326.30 : x
  2. Step 2: Convert to fraction form
    1,067,257.50/1,473,165.27 = 766,326.30/x
  3. Step 3: Cross multiply
    1,067,257.50x = 1,473,165.27 × 766,326.30
  4. Step 4: Simplify right side
    1,067,257.50x = 1,128,925,290,647.60
  5. Step 5: Solve for x
    x = 1,128,925,290,647.60/1,067,257.50
  6. Step 6: Final answer
    x = 1,057,781.55

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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.