Home / 837,865.62-1,156,259.61-455,894.73

Finding the Fourth Proportional to 837,865.62, 1,156,259.61 and 455,894.73

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Solution

The fourth proportional to 837,865.62, 1,156,259.61 and 455,894.73 is: 629,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,865.62 : 1,156,259.61 = 455,894.73 : x
  2. Step 2: Convert to fraction form
    837,865.62/1,156,259.61 = 455,894.73/x
  3. Step 3: Cross multiply
    837,865.62x = 1,156,259.61 × 455,894.73
  4. Step 4: Simplify right side
    837,865.62x = 527,132,662,710.86
  5. Step 5: Solve for x
    x = 527,132,662,710.86/837,865.62
  6. Step 6: Final answer
    x = 629,137.48

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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.