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Finding the Fourth Proportional to 259,364.44, 358,218.17 and 174,333.88

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Solution

The fourth proportional to 259,364.44, 358,218.17 and 174,333.88 is: 240,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,364.44 : 358,218.17 = 174,333.88 : x
  2. Step 2: Convert to fraction form
    259,364.44/358,218.17 = 174,333.88/x
  3. Step 3: Cross multiply
    259,364.44x = 358,218.17 × 174,333.88
  4. Step 4: Simplify right side
    259,364.44x = 62,449,562,349.14
  5. Step 5: Solve for x
    x = 62,449,562,349.14/259,364.44
  6. Step 6: Final answer
    x = 240,779.20

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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.