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Finding the Third Proportional to 1,230,653.25 and 1,862,956.13

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Solution

The third proportional to 1,230,653.25 and 1,862,956.13 is: 2,820,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,653.25 : 1,862,956.13 = 1,862,956.13 : x
  2. Step 2: Convert to fraction form
    1,230,653.25/1,862,956.13 = 1,862,956.13/x
  3. Step 3: Cross multiply
    1,230,653.25x = 1,862,956.13 × 1,862,956.13
  4. Step 4: Simplify right side
    1,230,653.25x = 3,470,605,523,675.02
  5. Step 5: Solve for x
    x = 3,470,605,523,675.02/1,230,653.25
  6. Step 6: Final answer
    x = 2,820,132.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.