Home / 866,977.86-1,196,401.68-484,996.44

Finding the Fourth Proportional to 866,977.86, 1,196,401.68 and 484,996.44

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Solution

The fourth proportional to 866,977.86, 1,196,401.68 and 484,996.44 is: 669,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,977.86 : 1,196,401.68 = 484,996.44 : x
  2. Step 2: Convert to fraction form
    866,977.86/1,196,401.68 = 484,996.44/x
  3. Step 3: Cross multiply
    866,977.86x = 1,196,401.68 × 484,996.44
  4. Step 4: Simplify right side
    866,977.86x = 580,250,555,610.02
  5. Step 5: Solve for x
    x = 580,250,555,610.02/866,977.86
  6. Step 6: Final answer
    x = 669,279.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.