Home / 838,491.46-1,257,560.53-269,923.30

Finding the Fourth Proportional to 838,491.46, 1,257,560.53 and 269,923.30

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Solution

The fourth proportional to 838,491.46, 1,257,560.53 and 269,923.30 is: 404,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,491.46 : 1,257,560.53 = 269,923.30 : x
  2. Step 2: Convert to fraction form
    838,491.46/1,257,560.53 = 269,923.30/x
  3. Step 3: Cross multiply
    838,491.46x = 1,257,560.53 × 269,923.30
  4. Step 4: Simplify right side
    838,491.46x = 339,444,888,207.35
  5. Step 5: Solve for x
    x = 339,444,888,207.35/838,491.46
  6. Step 6: Final answer
    x = 404,828.08

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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.