Home / 1,232,236.76-1,700,467.98-688,380.35

Finding the Fourth Proportional to 1,232,236.76, 1,700,467.98 and 688,380.35

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Solution

The fourth proportional to 1,232,236.76, 1,700,467.98 and 688,380.35 is: 949,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,236.76 : 1,700,467.98 = 688,380.35 : x
  2. Step 2: Convert to fraction form
    1,232,236.76/1,700,467.98 = 688,380.35/x
  3. Step 3: Cross multiply
    1,232,236.76x = 1,700,467.98 × 688,380.35
  4. Step 4: Simplify right side
    1,232,236.76x = 1,170,568,743,236.19
  5. Step 5: Solve for x
    x = 1,170,568,743,236.19/1,232,236.76
  6. Step 6: Final answer
    x = 949,954.41

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Double scale
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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.