Home / 417,521.28-576,183.06-226,538.46

Finding the Fourth Proportional to 417,521.28, 576,183.06 and 226,538.46

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Solution

The fourth proportional to 417,521.28, 576,183.06 and 226,538.46 is: 312,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,521.28 : 576,183.06 = 226,538.46 : x
  2. Step 2: Convert to fraction form
    417,521.28/576,183.06 = 226,538.46/x
  3. Step 3: Cross multiply
    417,521.28x = 576,183.06 × 226,538.46
  4. Step 4: Simplify right side
    417,521.28x = 130,527,623,090.49
  5. Step 5: Solve for x
    x = 130,527,623,090.49/417,521.28
  6. Step 6: Final answer
    x = 312,625.08

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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.