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Finding the Fourth Proportional to 208,141.67, 310,706.42 and 182,919.63

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Solution

The fourth proportional to 208,141.67, 310,706.42 and 182,919.63 is: 273,055.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,141.67 : 310,706.42 = 182,919.63 : x
  2. Step 2: Convert to fraction form
    208,141.67/310,706.42 = 182,919.63/x
  3. Step 3: Cross multiply
    208,141.67x = 310,706.42 × 182,919.63
  4. Step 4: Simplify right side
    208,141.67x = 56,834,303,635.58
  5. Step 5: Solve for x
    x = 56,834,303,635.58/208,141.67
  6. Step 6: Final answer
    x = 273,055.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.