Home / 1,117,640.54-1,676,444.42-276,192.30

Finding the Fourth Proportional to 1,117,640.54, 1,676,444.42 and 276,192.30

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Solution

The fourth proportional to 1,117,640.54, 1,676,444.42 and 276,192.30 is: 414,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,640.54 : 1,676,444.42 = 276,192.30 : x
  2. Step 2: Convert to fraction form
    1,117,640.54/1,676,444.42 = 276,192.30/x
  3. Step 3: Cross multiply
    1,117,640.54x = 1,676,444.42 × 276,192.30
  4. Step 4: Simplify right side
    1,117,640.54x = 463,021,040,181.97
  5. Step 5: Solve for x
    x = 463,021,040,181.97/1,117,640.54
  6. Step 6: Final answer
    x = 414,284.40

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Double scale
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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.