Home / 830,758.10-1,246,137.15-269,849.30

Finding the Fourth Proportional to 830,758.10, 1,246,137.15 and 269,849.30

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Solution

The fourth proportional to 830,758.10, 1,246,137.15 and 269,849.30 is: 404,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,758.10 : 1,246,137.15 = 269,849.30 : x
  2. Step 2: Convert to fraction form
    830,758.10/1,246,137.15 = 269,849.30/x
  3. Step 3: Cross multiply
    830,758.10x = 1,246,137.15 × 269,849.30
  4. Step 4: Simplify right side
    830,758.10x = 336,269,237,631.50
  5. Step 5: Solve for x
    x = 336,269,237,631.50/830,758.10
  6. Step 6: Final answer
    x = 404,773.95

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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.