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Finding the Third Proportional to 724,299 and 1,146,638.25

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Solution

The third proportional to 724,299 and 1,146,638.25 is: 1,815,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,299 : 1,146,638.25 = 1,146,638.25 : x
  2. Step 2: Convert to fraction form
    724,299/1,146,638.25 = 1,146,638.25/x
  3. Step 3: Cross multiply
    724,299x = 1,146,638.25 × 1,146,638.25
  4. Step 4: Simplify right side
    724,299x = 1,314,779,276,363.06
  5. Step 5: Solve for x
    x = 1,314,779,276,363.06/724,299
  6. Step 6: Final answer
    x = 1,815,243.81

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.