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Finding the Fourth Proportional to 565,501.80, 848,072.71 and 186,351.80

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Solution

The fourth proportional to 565,501.80, 848,072.71 and 186,351.80 is: 279,468.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,501.80 : 848,072.71 = 186,351.80 : x
  2. Step 2: Convert to fraction form
    565,501.80/848,072.71 = 186,351.80/x
  3. Step 3: Cross multiply
    565,501.80x = 848,072.71 × 186,351.80
  4. Step 4: Simplify right side
    565,501.80x = 158,039,875,107.62
  5. Step 5: Solve for x
    x = 158,039,875,107.62/565,501.80
  6. Step 6: Final answer
    x = 279,468.39

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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.