Home / 837,563.55-1,256,226.73-268,869.78

Finding the Fourth Proportional to 837,563.55, 1,256,226.73 and 268,869.78

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Solution

The fourth proportional to 837,563.55, 1,256,226.73 and 268,869.78 is: 403,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,563.55 : 1,256,226.73 = 268,869.78 : x
  2. Step 2: Convert to fraction form
    837,563.55/1,256,226.73 = 268,869.78/x
  3. Step 3: Cross multiply
    837,563.55x = 1,256,226.73 × 268,869.78
  4. Step 4: Simplify right side
    837,563.55x = 337,761,403,191.36
  5. Step 5: Solve for x
    x = 337,761,403,191.36/837,563.55
  6. Step 6: Final answer
    x = 403,266.60

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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.