Home / 414,440.38-571,895.01-233,116.21

Finding the Fourth Proportional to 414,440.38, 571,895.01 and 233,116.21

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Solution

The fourth proportional to 414,440.38, 571,895.01 and 233,116.21 is: 321,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,440.38 : 571,895.01 = 233,116.21 : x
  2. Step 2: Convert to fraction form
    414,440.38/571,895.01 = 233,116.21/x
  3. Step 3: Cross multiply
    414,440.38x = 571,895.01 × 233,116.21
  4. Step 4: Simplify right side
    414,440.38x = 133,317,997,249.11
  5. Step 5: Solve for x
    x = 133,317,997,249.11/414,440.38
  6. Step 6: Final answer
    x = 321,681.97

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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.