Home / 754,183.08-1,040,776.56-414,673.20

Finding the Fourth Proportional to 754,183.08, 1,040,776.56 and 414,673.20

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Solution

The fourth proportional to 754,183.08, 1,040,776.56 and 414,673.20 is: 572,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,183.08 : 1,040,776.56 = 414,673.20 : x
  2. Step 2: Convert to fraction form
    754,183.08/1,040,776.56 = 414,673.20/x
  3. Step 3: Cross multiply
    754,183.08x = 1,040,776.56 × 414,673.20
  4. Step 4: Simplify right side
    754,183.08x = 431,582,146,620.19
  5. Step 5: Solve for x
    x = 431,582,146,620.19/754,183.08
  6. Step 6: Final answer
    x = 572,251.17

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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.