Home / 695,089.91-1,040,753.17-491,850.64

Finding the Fourth Proportional to 695,089.91, 1,040,753.17 and 491,850.64

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Solution

The fourth proportional to 695,089.91, 1,040,753.17 and 491,850.64 is: 736,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,089.91 : 1,040,753.17 = 491,850.64 : x
  2. Step 2: Convert to fraction form
    695,089.91/1,040,753.17 = 491,850.64/x
  3. Step 3: Cross multiply
    695,089.91x = 1,040,753.17 × 491,850.64
  4. Step 4: Simplify right side
    695,089.91x = 511,895,109,021.07
  5. Step 5: Solve for x
    x = 511,895,109,021.07/695,089.91
  6. Step 6: Final answer
    x = 736,444.45

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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.