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Finding the Fourth Proportional to 317,111.92, 437,552.84 and 188,026.54

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Solution

The fourth proportional to 317,111.92, 437,552.84 and 188,026.54 is: 259,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,111.92 : 437,552.84 = 188,026.54 : x
  2. Step 2: Convert to fraction form
    317,111.92/437,552.84 = 188,026.54/x
  3. Step 3: Cross multiply
    317,111.92x = 437,552.84 × 188,026.54
  4. Step 4: Simplify right side
    317,111.92x = 82,271,546,572.37
  5. Step 5: Solve for x
    x = 82,271,546,572.37/317,111.92
  6. Step 6: Final answer
    x = 259,440.09

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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.