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Finding the Third Proportional to 744,840 and 1,579,054.50

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Solution

The third proportional to 744,840 and 1,579,054.50 is: 3,347,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,840 : 1,579,054.50 = 1,579,054.50 : x
  2. Step 2: Convert to fraction form
    744,840/1,579,054.50 = 1,579,054.50/x
  3. Step 3: Cross multiply
    744,840x = 1,579,054.50 × 1,579,054.50
  4. Step 4: Simplify right side
    744,840x = 2,493,413,113,970.25
  5. Step 5: Solve for x
    x = 2,493,413,113,970.25/744,840
  6. Step 6: Final answer
    x = 3,347,582.18

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.