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Finding the Third Proportional to 144,350 and 313,258

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Solution

The third proportional to 144,350 and 313,258 is: 679,810.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,350 : 313,258 = 313,258 : x
  2. Step 2: Convert to fraction form
    144,350/313,258 = 313,258/x
  3. Step 3: Cross multiply
    144,350x = 313,258 × 313,258
  4. Step 4: Simplify right side
    144,350x = 98,130,574,564
  5. Step 5: Solve for x
    x = 98,130,574,564/144,350
  6. Step 6: Final answer
    x = 679,810.01

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.