Home / 837,808.11-1,156,169.70-455,836.41

Finding the Fourth Proportional to 837,808.11, 1,156,169.70 and 455,836.41

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Solution

The fourth proportional to 837,808.11, 1,156,169.70 and 455,836.41 is: 629,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,808.11 : 1,156,169.70 = 455,836.41 : x
  2. Step 2: Convert to fraction form
    837,808.11/1,156,169.70 = 455,836.41/x
  3. Step 3: Cross multiply
    837,808.11x = 1,156,169.70 × 455,836.41
  4. Step 4: Simplify right side
    837,808.11x = 527,024,245,398.78
  5. Step 5: Solve for x
    x = 527,024,245,398.78/837,808.11
  6. Step 6: Final answer
    x = 629,051.26

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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.