Home / 779,197.22-1,169,514.24-395,215.58

Finding the Fourth Proportional to 779,197.22, 1,169,514.24 and 395,215.58

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Solution

The fourth proportional to 779,197.22, 1,169,514.24 and 395,215.58 is: 593,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,197.22 : 1,169,514.24 = 395,215.58 : x
  2. Step 2: Convert to fraction form
    779,197.22/1,169,514.24 = 395,215.58/x
  3. Step 3: Cross multiply
    779,197.22x = 1,169,514.24 × 395,215.58
  4. Step 4: Simplify right side
    779,197.22x = 462,210,248,679.86
  5. Step 5: Solve for x
    x = 462,210,248,679.86/779,197.22
  6. Step 6: Final answer
    x = 593,187.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.