Home / 417,679.04-576,392.28-226,692.56

Finding the Fourth Proportional to 417,679.04, 576,392.28 and 226,692.56

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Solution

The fourth proportional to 417,679.04, 576,392.28 and 226,692.56 is: 312,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,679.04 : 576,392.28 = 226,692.56 : x
  2. Step 2: Convert to fraction form
    417,679.04/576,392.28 = 226,692.56/x
  3. Step 3: Cross multiply
    417,679.04x = 576,392.28 × 226,692.56
  4. Step 4: Simplify right side
    417,679.04x = 130,663,841,517.44
  5. Step 5: Solve for x
    x = 130,663,841,517.44/417,679.04
  6. Step 6: Final answer
    x = 312,833.13

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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.