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Finding the Third Proportional to 724,958 and 1,705,841

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Solution

The third proportional to 724,958 and 1,705,841 is: 4,013,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,958 : 1,705,841 = 1,705,841 : x
  2. Step 2: Convert to fraction form
    724,958/1,705,841 = 1,705,841/x
  3. Step 3: Cross multiply
    724,958x = 1,705,841 × 1,705,841
  4. Step 4: Simplify right side
    724,958x = 2,909,893,517,281
  5. Step 5: Solve for x
    x = 2,909,893,517,281/724,958
  6. Step 6: Final answer
    x = 4,013,878.76

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.