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Finding the Fourth Proportional to 217,199.35, 325,813.61 and 59,429.17

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Solution

The fourth proportional to 217,199.35, 325,813.61 and 59,429.17 is: 89,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,199.35 : 325,813.61 = 59,429.17 : x
  2. Step 2: Convert to fraction form
    217,199.35/325,813.61 = 59,429.17/x
  3. Step 3: Cross multiply
    217,199.35x = 325,813.61 × 59,429.17
  4. Step 4: Simplify right side
    217,199.35x = 19,362,833,713.09
  5. Step 5: Solve for x
    x = 19,362,833,713.09/217,199.35
  6. Step 6: Final answer
    x = 89,147.75

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1.5x scale

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.