Home / 837,625.71-1,155,922.61-455,651.58

Finding the Fourth Proportional to 837,625.71, 1,155,922.61 and 455,651.58

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Solution

The fourth proportional to 837,625.71, 1,155,922.61 and 455,651.58 is: 628,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,625.71 : 1,155,922.61 = 455,651.58 : x
  2. Step 2: Convert to fraction form
    837,625.71/1,155,922.61 = 455,651.58/x
  3. Step 3: Cross multiply
    837,625.71x = 1,155,922.61 × 455,651.58
  4. Step 4: Simplify right side
    837,625.71x = 526,697,961,325.97
  5. Step 5: Solve for x
    x = 526,697,961,325.97/837,625.71
  6. Step 6: Final answer
    x = 628,798.70

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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.