Home / 414,145.33-571,513.64-230,381.71

Finding the Fourth Proportional to 414,145.33, 571,513.64 and 230,381.71

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Solution

The fourth proportional to 414,145.33, 571,513.64 and 230,381.71 is: 317,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,145.33 : 571,513.64 = 230,381.71 : x
  2. Step 2: Convert to fraction form
    414,145.33/571,513.64 = 230,381.71/x
  3. Step 3: Cross multiply
    414,145.33x = 571,513.64 × 230,381.71
  4. Step 4: Simplify right side
    414,145.33x = 131,666,287,090.83
  5. Step 5: Solve for x
    x = 131,666,287,090.83/414,145.33
  6. Step 6: Final answer
    x = 317,922.91

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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.