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Finding the Fourth Proportional to 183,785.80, 257,825 and 183,785.80

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Solution

The fourth proportional to 183,785.80, 257,825 and 183,785.80 is: 257,825.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,785.80 : 257,825 = 183,785.80 : x
  2. Step 2: Convert to fraction form
    183,785.80/257,825 = 183,785.80/x
  3. Step 3: Cross multiply
    183,785.80x = 257,825 × 183,785.80
  4. Step 4: Simplify right side
    183,785.80x = 47,384,573,885
  5. Step 5: Solve for x
    x = 47,384,573,885/183,785.80
  6. Step 6: Final answer
    x = 257,825.00

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.