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Finding the Third Proportional to 158,430 and 341,808

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Solution

The third proportional to 158,430 and 341,808 is: 737,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,430 : 341,808 = 341,808 : x
  2. Step 2: Convert to fraction form
    158,430/341,808 = 341,808/x
  3. Step 3: Cross multiply
    158,430x = 341,808 × 341,808
  4. Step 4: Simplify right side
    158,430x = 116,832,708,864
  5. Step 5: Solve for x
    x = 116,832,708,864/158,430
  6. Step 6: Final answer
    x = 737,440.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.