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Finding the Fourth Proportional to 207,898.92, 312,270.30 and 183,490.92

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Solution

The fourth proportional to 207,898.92, 312,270.30 and 183,490.92 is: 275,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,898.92 : 312,270.30 = 183,490.92 : x
  2. Step 2: Convert to fraction form
    207,898.92/312,270.30 = 183,490.92/x
  3. Step 3: Cross multiply
    207,898.92x = 312,270.30 × 183,490.92
  4. Step 4: Simplify right side
    207,898.92x = 57,298,764,635.68
  5. Step 5: Solve for x
    x = 57,298,764,635.68/207,898.92
  6. Step 6: Final answer
    x = 275,608.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.