Home / 414,420.55-571,854.03-233,128.73

Finding the Fourth Proportional to 414,420.55, 571,854.03 and 233,128.73

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Solution

The fourth proportional to 414,420.55, 571,854.03 and 233,128.73 is: 321,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,420.55 : 571,854.03 = 233,128.73 : x
  2. Step 2: Convert to fraction form
    414,420.55/571,854.03 = 233,128.73/x
  3. Step 3: Cross multiply
    414,420.55x = 571,854.03 × 233,128.73
  4. Step 4: Simplify right side
    414,420.55x = 133,315,604,314.68
  5. Step 5: Solve for x
    x = 133,315,604,314.68/414,420.55
  6. Step 6: Final answer
    x = 321,691.58

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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.