Home / 741,989.70-1,112,984.55-181,024.20

Finding the Fourth Proportional to 741,989.70, 1,112,984.55 and 181,024.20

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Solution

The fourth proportional to 741,989.70, 1,112,984.55 and 181,024.20 is: 271,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,989.70 : 1,112,984.55 = 181,024.20 : x
  2. Step 2: Convert to fraction form
    741,989.70/1,112,984.55 = 181,024.20/x
  3. Step 3: Cross multiply
    741,989.70x = 1,112,984.55 × 181,024.20
  4. Step 4: Simplify right side
    741,989.70x = 201,477,137,776.11
  5. Step 5: Solve for x
    x = 201,477,137,776.11/741,989.70
  6. Step 6: Final answer
    x = 271,536.30

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Double scale
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Similar ratio
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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.