Home / 417,590.26-576,276.04-226,603.66

Finding the Fourth Proportional to 417,590.26, 576,276.04 and 226,603.66

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Solution

The fourth proportional to 417,590.26, 576,276.04 and 226,603.66 is: 312,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,590.26 : 576,276.04 = 226,603.66 : x
  2. Step 2: Convert to fraction form
    417,590.26/576,276.04 = 226,603.66/x
  3. Step 3: Cross multiply
    417,590.26x = 576,276.04 × 226,603.66
  4. Step 4: Simplify right side
    417,590.26x = 130,586,259,834.31
  5. Step 5: Solve for x
    x = 130,586,259,834.31/417,590.26
  6. Step 6: Final answer
    x = 312,713.85

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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.