Home / 837,951.18-1,156,372.92-455,969.76

Finding the Fourth Proportional to 837,951.18, 1,156,372.92 and 455,969.76

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Solution

The fourth proportional to 837,951.18, 1,156,372.92 and 455,969.76 is: 629,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,951.18 : 1,156,372.92 = 455,969.76 : x
  2. Step 2: Convert to fraction form
    837,951.18/1,156,372.92 = 455,969.76/x
  3. Step 3: Cross multiply
    837,951.18x = 1,156,372.92 × 455,969.76
  4. Step 4: Simplify right side
    837,951.18x = 527,271,082,802.90
  5. Step 5: Solve for x
    x = 527,271,082,802.90/837,951.18
  6. Step 6: Final answer
    x = 629,238.43

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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.