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Finding the Fourth Proportional to 247,706.83, 341,837.18 and 134,529.58

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Solution

The fourth proportional to 247,706.83, 341,837.18 and 134,529.58 is: 185,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,706.83 : 341,837.18 = 134,529.58 : x
  2. Step 2: Convert to fraction form
    247,706.83/341,837.18 = 134,529.58/x
  3. Step 3: Cross multiply
    247,706.83x = 341,837.18 × 134,529.58
  4. Step 4: Simplify right side
    247,706.83x = 45,987,212,253.78
  5. Step 5: Solve for x
    x = 45,987,212,253.78/247,706.83
  6. Step 6: Final answer
    x = 185,651.77

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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.