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Finding the Third Proportional to 486,688.50 and 1,048,258

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Solution

The third proportional to 486,688.50 and 1,048,258 is: 2,257,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,688.50 : 1,048,258 = 1,048,258 : x
  2. Step 2: Convert to fraction form
    486,688.50/1,048,258 = 1,048,258/x
  3. Step 3: Cross multiply
    486,688.50x = 1,048,258 × 1,048,258
  4. Step 4: Simplify right side
    486,688.50x = 1,098,844,834,564
  5. Step 5: Solve for x
    x = 1,098,844,834,564/486,688.50
  6. Step 6: Final answer
    x = 2,257,799.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.