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Finding the Third Proportional to 303,328.50 and 458,758.50

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Solution

The third proportional to 303,328.50 and 458,758.50 is: 693,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,328.50 : 458,758.50 = 458,758.50 : x
  2. Step 2: Convert to fraction form
    303,328.50/458,758.50 = 458,758.50/x
  3. Step 3: Cross multiply
    303,328.50x = 458,758.50 × 458,758.50
  4. Step 4: Simplify right side
    303,328.50x = 210,459,361,322.25
  5. Step 5: Solve for x
    x = 210,459,361,322.25/303,328.50
  6. Step 6: Final answer
    x = 693,833.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.