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Finding the Third Proportional to 134,258 and 313,565

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Solution

The third proportional to 134,258 and 313,565 is: 732,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,258 : 313,565 = 313,565 : x
  2. Step 2: Convert to fraction form
    134,258/313,565 = 313,565/x
  3. Step 3: Cross multiply
    134,258x = 313,565 × 313,565
  4. Step 4: Simplify right side
    134,258x = 98,323,009,225
  5. Step 5: Solve for x
    x = 98,323,009,225/134,258
  6. Step 6: Final answer
    x = 732,343.77

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.