Home / 837,127.28-1,255,865.88-276,555.44

Finding the Fourth Proportional to 837,127.28, 1,255,865.88 and 276,555.44

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Solution

The fourth proportional to 837,127.28, 1,255,865.88 and 276,555.44 is: 414,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,127.28 : 1,255,865.88 = 276,555.44 : x
  2. Step 2: Convert to fraction form
    837,127.28/1,255,865.88 = 276,555.44/x
  3. Step 3: Cross multiply
    837,127.28x = 1,255,865.88 × 276,555.44
  4. Step 4: Simplify right side
    837,127.28x = 347,316,541,024.39
  5. Step 5: Solve for x
    x = 347,316,541,024.39/837,127.28
  6. Step 6: Final answer
    x = 414,890.96

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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.