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Finding the Fourth Proportional to 317,262.96, 437,825.52 and 174,021.84

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Solution

The fourth proportional to 317,262.96, 437,825.52 and 174,021.84 is: 240,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,262.96 : 437,825.52 = 174,021.84 : x
  2. Step 2: Convert to fraction form
    317,262.96/437,825.52 = 174,021.84/x
  3. Step 3: Cross multiply
    317,262.96x = 437,825.52 × 174,021.84
  4. Step 4: Simplify right side
    317,262.96x = 76,191,202,589.36
  5. Step 5: Solve for x
    x = 76,191,202,589.36/317,262.96
  6. Step 6: Final answer
    x = 240,151.58

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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.