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Finding the Fourth Proportional to 536,663.60, 805,092.60 and 269,752.40

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Solution

The fourth proportional to 536,663.60, 805,092.60 and 269,752.40 is: 404,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,663.60 : 805,092.60 = 269,752.40 : x
  2. Step 2: Convert to fraction form
    536,663.60/805,092.60 = 269,752.40/x
  3. Step 3: Cross multiply
    536,663.60x = 805,092.60 × 269,752.40
  4. Step 4: Simplify right side
    536,663.60x = 217,175,661,072.24
  5. Step 5: Solve for x
    x = 217,175,661,072.24/536,663.60
  6. Step 6: Final answer
    x = 404,677.46

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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.