Home / 986,604.03-1,361,514.77-533,895.03

Finding the Fourth Proportional to 986,604.03, 1,361,514.77 and 533,895.03

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Solution

The fourth proportional to 986,604.03, 1,361,514.77 and 533,895.03 is: 736,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,604.03 : 1,361,514.77 = 533,895.03 : x
  2. Step 2: Convert to fraction form
    986,604.03/1,361,514.77 = 533,895.03/x
  3. Step 3: Cross multiply
    986,604.03x = 1,361,514.77 × 533,895.03
  4. Step 4: Simplify right side
    986,604.03x = 726,905,966,305.12
  5. Step 5: Solve for x
    x = 726,905,966,305.12/986,604.03
  6. Step 6: Final answer
    x = 736,775.79

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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.