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Finding the Fourth Proportional to 332,612.99, 458,869.92 and 245,606.57

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Solution

The fourth proportional to 332,612.99, 458,869.92 and 245,606.57 is: 338,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,612.99 : 458,869.92 = 245,606.57 : x
  2. Step 2: Convert to fraction form
    332,612.99/458,869.92 = 245,606.57/x
  3. Step 3: Cross multiply
    332,612.99x = 458,869.92 × 245,606.57
  4. Step 4: Simplify right side
    332,612.99x = 112,701,467,127.37
  5. Step 5: Solve for x
    x = 112,701,467,127.37/332,612.99
  6. Step 6: Final answer
    x = 338,836.64

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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.