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Finding the Fourth Proportional to 385,198.49, 577,484.55 and 160,726.11

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Solution

The fourth proportional to 385,198.49, 577,484.55 and 160,726.11 is: 240,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,198.49 : 577,484.55 = 160,726.11 : x
  2. Step 2: Convert to fraction form
    385,198.49/577,484.55 = 160,726.11/x
  3. Step 3: Cross multiply
    385,198.49x = 577,484.55 × 160,726.11
  4. Step 4: Simplify right side
    385,198.49x = 92,816,845,306.60
  5. Step 5: Solve for x
    x = 92,816,845,306.60/385,198.49
  6. Step 6: Final answer
    x = 240,958.49

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