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Finding the Fourth Proportional to 608,857.16, 913,498.97 and 188,133.03

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Solution

The fourth proportional to 608,857.16, 913,498.97 and 188,133.03 is: 282,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,857.16 : 913,498.97 = 188,133.03 : x
  2. Step 2: Convert to fraction form
    608,857.16/913,498.97 = 188,133.03/x
  3. Step 3: Cross multiply
    608,857.16x = 913,498.97 × 188,133.03
  4. Step 4: Simplify right side
    608,857.16x = 171,859,328,187.31
  5. Step 5: Solve for x
    x = 171,859,328,187.31/608,857.16
  6. Step 6: Final answer
    x = 282,265.43

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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.