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Finding the Fourth Proportional to 217,706.76, 326,210.40 and 182,714.76

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Solution

The fourth proportional to 217,706.76, 326,210.40 and 182,714.76 is: 273,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,706.76 : 326,210.40 = 182,714.76 : x
  2. Step 2: Convert to fraction form
    217,706.76/326,210.40 = 182,714.76/x
  3. Step 3: Cross multiply
    217,706.76x = 326,210.40 × 182,714.76
  4. Step 4: Simplify right side
    217,706.76x = 59,603,454,945.50
  5. Step 5: Solve for x
    x = 59,603,454,945.50/217,706.76
  6. Step 6: Final answer
    x = 273,778.61

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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.