Home / 837,735.30-1,156,079.73-455,764.82

Finding the Fourth Proportional to 837,735.30, 1,156,079.73 and 455,764.82

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Solution

The fourth proportional to 837,735.30, 1,156,079.73 and 455,764.82 is: 628,958.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,735.30 : 1,156,079.73 = 455,764.82 : x
  2. Step 2: Convert to fraction form
    837,735.30/1,156,079.73 = 455,764.82/x
  3. Step 3: Cross multiply
    837,735.30x = 1,156,079.73 × 455,764.82
  4. Step 4: Simplify right side
    837,735.30x = 526,900,464,268.70
  5. Step 5: Solve for x
    x = 526,900,464,268.70/837,735.30
  6. Step 6: Final answer
    x = 628,958.17

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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.