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Finding the Fourth Proportional to 406,588.73, 609,913.06 and 107,067.23

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Solution

The fourth proportional to 406,588.73, 609,913.06 and 107,067.23 is: 160,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,588.73 : 609,913.06 = 107,067.23 : x
  2. Step 2: Convert to fraction form
    406,588.73/609,913.06 = 107,067.23/x
  3. Step 3: Cross multiply
    406,588.73x = 609,913.06 × 107,067.23
  4. Step 4: Simplify right side
    406,588.73x = 65,301,704,275.73
  5. Step 5: Solve for x
    x = 65,301,704,275.73/406,588.73
  6. Step 6: Final answer
    x = 160,608.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.