Home / 406,719.90-610,425.45-327,923.10

Finding the Fourth Proportional to 406,719.90, 610,425.45 and 327,923.10

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Solution

The fourth proportional to 406,719.90, 610,425.45 and 327,923.10 is: 492,163.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,719.90 : 610,425.45 = 327,923.10 : x
  2. Step 2: Convert to fraction form
    406,719.90/610,425.45 = 327,923.10/x
  3. Step 3: Cross multiply
    406,719.90x = 610,425.45 × 327,923.10
  4. Step 4: Simplify right side
    406,719.90x = 200,172,605,882.90
  5. Step 5: Solve for x
    x = 200,172,605,882.90/406,719.90
  6. Step 6: Final answer
    x = 492,163.29

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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.