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Finding the Fourth Proportional to 217,296.70, 325,895.20 and 59,537.46

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Solution

The fourth proportional to 217,296.70, 325,895.20 and 59,537.46 is: 89,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,296.70 : 325,895.20 = 59,537.46 : x
  2. Step 2: Convert to fraction form
    217,296.70/325,895.20 = 59,537.46/x
  3. Step 3: Cross multiply
    217,296.70x = 325,895.20 × 59,537.46
  4. Step 4: Simplify right side
    217,296.70x = 19,402,972,434.19
  5. Step 5: Solve for x
    x = 19,402,972,434.19/217,296.70
  6. Step 6: Final answer
    x = 89,292.53

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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.