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Finding the Fourth Proportional to 317,259.62, 437,830.53 and 174,025.70

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Solution

The fourth proportional to 317,259.62, 437,830.53 and 174,025.70 is: 240,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,259.62 : 437,830.53 = 174,025.70 : x
  2. Step 2: Convert to fraction form
    317,259.62/437,830.53 = 174,025.70/x
  3. Step 3: Cross multiply
    317,259.62x = 437,830.53 × 174,025.70
  4. Step 4: Simplify right side
    317,259.62x = 76,193,764,464.62
  5. Step 5: Solve for x
    x = 76,193,764,464.62/317,259.62
  6. Step 6: Final answer
    x = 240,162.19

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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.