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Finding the Fourth Proportional to 418,336.90, 577,282.83 and 237,051

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Solution

The fourth proportional to 418,336.90, 577,282.83 and 237,051 is: 327,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,336.90 : 577,282.83 = 237,051 : x
  2. Step 2: Convert to fraction form
    418,336.90/577,282.83 = 237,051/x
  3. Step 3: Cross multiply
    418,336.90x = 577,282.83 × 237,051
  4. Step 4: Simplify right side
    418,336.90x = 136,845,472,134.33
  5. Step 5: Solve for x
    x = 136,845,472,134.33/418,336.90
  6. Step 6: Final answer
    x = 327,117.86

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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.