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Finding the Third Proportional to 153,579 and 334,995

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Solution

The third proportional to 153,579 and 334,995 is: 730,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,579 : 334,995 = 334,995 : x
  2. Step 2: Convert to fraction form
    153,579/334,995 = 334,995/x
  3. Step 3: Cross multiply
    153,579x = 334,995 × 334,995
  4. Step 4: Simplify right side
    153,579x = 112,221,650,025
  5. Step 5: Solve for x
    x = 112,221,650,025/153,579
  6. Step 6: Final answer
    x = 730,709.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.