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Finding the Fourth Proportional to 223,773.12, 308,180.16 and 185,696.64

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Solution

The fourth proportional to 223,773.12, 308,180.16 and 185,696.64 is: 255,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,773.12 : 308,180.16 = 185,696.64 : x
  2. Step 2: Convert to fraction form
    223,773.12/308,180.16 = 185,696.64/x
  3. Step 3: Cross multiply
    223,773.12x = 308,180.16 × 185,696.64
  4. Step 4: Simplify right side
    223,773.12x = 57,228,020,226.66
  5. Step 5: Solve for x
    x = 57,228,020,226.66/223,773.12
  6. Step 6: Final answer
    x = 255,741.26

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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.