Home / 536,629.90-804,944.85-287,797.90

Finding the Fourth Proportional to 536,629.90, 804,944.85 and 287,797.90

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Solution

The fourth proportional to 536,629.90, 804,944.85 and 287,797.90 is: 431,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,629.90 : 804,944.85 = 287,797.90 : x
  2. Step 2: Convert to fraction form
    536,629.90/804,944.85 = 287,797.90/x
  3. Step 3: Cross multiply
    536,629.90x = 804,944.85 × 287,797.90
  4. Step 4: Simplify right side
    536,629.90x = 231,661,437,445.82
  5. Step 5: Solve for x
    x = 231,661,437,445.82/536,629.90
  6. Step 6: Final answer
    x = 431,696.85

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.