Home / 804,930.90-1,207,396.35-362,562.90

Finding the Fourth Proportional to 804,930.90, 1,207,396.35 and 362,562.90

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Solution

The fourth proportional to 804,930.90, 1,207,396.35 and 362,562.90 is: 543,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,930.90 : 1,207,396.35 = 362,562.90 : x
  2. Step 2: Convert to fraction form
    804,930.90/1,207,396.35 = 362,562.90/x
  3. Step 3: Cross multiply
    804,930.90x = 1,207,396.35 × 362,562.90
  4. Step 4: Simplify right side
    804,930.90x = 437,757,122,105.42
  5. Step 5: Solve for x
    x = 437,757,122,105.42/804,930.90
  6. Step 6: Final answer
    x = 543,844.35

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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.