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Finding the Third Proportional to 348,838 and 523,258

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Solution

The third proportional to 348,838 and 523,258 is: 784,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,838 : 523,258 = 523,258 : x
  2. Step 2: Convert to fraction form
    348,838/523,258 = 523,258/x
  3. Step 3: Cross multiply
    348,838x = 523,258 × 523,258
  4. Step 4: Simplify right side
    348,838x = 273,798,934,564
  5. Step 5: Solve for x
    x = 273,798,934,564/348,838
  6. Step 6: Final answer
    x = 784,888.50

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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.