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Finding the Fourth Proportional to 236,863.62, 326,871.81 and 127,967.94

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Solution

The fourth proportional to 236,863.62, 326,871.81 and 127,967.94 is: 176,595.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,863.62 : 326,871.81 = 127,967.94 : x
  2. Step 2: Convert to fraction form
    236,863.62/326,871.81 = 127,967.94/x
  3. Step 3: Cross multiply
    236,863.62x = 326,871.81 × 127,967.94
  4. Step 4: Simplify right side
    236,863.62x = 41,829,112,169.77
  5. Step 5: Solve for x
    x = 41,829,112,169.77/236,863.62
  6. Step 6: Final answer
    x = 176,595.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.