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Finding the Third Proportional to 153,885.03 and 245,834.60

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Solution

The third proportional to 153,885.03 and 245,834.60 is: 392,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,885.03 : 245,834.60 = 245,834.60 : x
  2. Step 2: Convert to fraction form
    153,885.03/245,834.60 = 245,834.60/x
  3. Step 3: Cross multiply
    153,885.03x = 245,834.60 × 245,834.60
  4. Step 4: Simplify right side
    153,885.03x = 60,434,652,765.83
  5. Step 5: Solve for x
    x = 60,434,652,765.83/153,885.03
  6. Step 6: Final answer
    x = 392,726.00

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.