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Finding the Third Proportional to 718,537 and 999,058

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Solution

The third proportional to 718,537 and 999,058 is: 1,389,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,537 : 999,058 = 999,058 : x
  2. Step 2: Convert to fraction form
    718,537/999,058 = 999,058/x
  3. Step 3: Cross multiply
    718,537x = 999,058 × 999,058
  4. Step 4: Simplify right side
    718,537x = 998,116,887,364
  5. Step 5: Solve for x
    x = 998,116,887,364/718,537
  6. Step 6: Final answer
    x = 1,389,096.02

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.