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Finding the Third Proportional to 726,548 and 1,583,878

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Solution

The third proportional to 726,548 and 1,583,878 is: 3,452,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,548 : 1,583,878 = 1,583,878 : x
  2. Step 2: Convert to fraction form
    726,548/1,583,878 = 1,583,878/x
  3. Step 3: Cross multiply
    726,548x = 1,583,878 × 1,583,878
  4. Step 4: Simplify right side
    726,548x = 2,508,669,518,884
  5. Step 5: Solve for x
    x = 2,508,669,518,884/726,548
  6. Step 6: Final answer
    x = 3,452,861.36

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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.