Home / 914,147.08-1,372,105.14-441,165.40

Finding the Fourth Proportional to 914,147.08, 1,372,105.14 and 441,165.40

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Solution

The fourth proportional to 914,147.08, 1,372,105.14 and 441,165.40 is: 662,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,147.08 : 1,372,105.14 = 441,165.40 : x
  2. Step 2: Convert to fraction form
    914,147.08/1,372,105.14 = 441,165.40/x
  3. Step 3: Cross multiply
    914,147.08x = 1,372,105.14 × 441,165.40
  4. Step 4: Simplify right side
    914,147.08x = 605,325,312,930.16
  5. Step 5: Solve for x
    x = 605,325,312,930.16/914,147.08
  6. Step 6: Final answer
    x = 662,174.97

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Double scale
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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.