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Finding the Fourth Proportional to 217,339.34, 326,098.71 and 95,697.38

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Solution

The fourth proportional to 217,339.34, 326,098.71 and 95,697.38 is: 143,585.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,339.34 : 326,098.71 = 95,697.38 : x
  2. Step 2: Convert to fraction form
    217,339.34/326,098.71 = 95,697.38/x
  3. Step 3: Cross multiply
    217,339.34x = 326,098.71 × 95,697.38
  4. Step 4: Simplify right side
    217,339.34x = 31,206,792,983.63
  5. Step 5: Solve for x
    x = 31,206,792,983.63/217,339.34
  6. Step 6: Final answer
    x = 143,585.57

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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.