Home / 866,755.86-1,196,116.56-484,782.66

Finding the Fourth Proportional to 866,755.86, 1,196,116.56 and 484,782.66

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Solution

The fourth proportional to 866,755.86, 1,196,116.56 and 484,782.66 is: 668,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,755.86 : 1,196,116.56 = 484,782.66 : x
  2. Step 2: Convert to fraction form
    866,755.86/1,196,116.56 = 484,782.66/x
  3. Step 3: Cross multiply
    866,755.86x = 1,196,116.56 × 484,782.66
  4. Step 4: Simplify right side
    866,755.86x = 579,856,567,626.85
  5. Step 5: Solve for x
    x = 579,856,567,626.85/866,755.86
  6. Step 6: Final answer
    x = 668,996.42

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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.