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Finding the Fourth Proportional to 317,258.62, 437,829.15 and 174,024.70

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Solution

The fourth proportional to 317,258.62, 437,829.15 and 174,024.70 is: 240,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,258.62 : 437,829.15 = 174,024.70 : x
  2. Step 2: Convert to fraction form
    317,258.62/437,829.15 = 174,024.70/x
  3. Step 3: Cross multiply
    317,258.62x = 437,829.15 × 174,024.70
  4. Step 4: Simplify right side
    317,258.62x = 76,193,086,480.01
  5. Step 5: Solve for x
    x = 76,193,086,480.01/317,258.62
  6. Step 6: Final answer
    x = 240,160.81

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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.