Home / 898,086.44-1,239,359.28-612,106.12

Finding the Fourth Proportional to 898,086.44, 1,239,359.28 and 612,106.12

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Solution

The fourth proportional to 898,086.44, 1,239,359.28 and 612,106.12 is: 844,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,086.44 : 1,239,359.28 = 612,106.12 : x
  2. Step 2: Convert to fraction form
    898,086.44/1,239,359.28 = 612,106.12/x
  3. Step 3: Cross multiply
    898,086.44x = 1,239,359.28 × 612,106.12
  4. Step 4: Simplify right side
    898,086.44x = 758,619,400,166.79
  5. Step 5: Solve for x
    x = 758,619,400,166.79/898,086.44
  6. Step 6: Final answer
    x = 844,706.44

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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.