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Finding the Third Proportional to 1,142,127 and 2,539,557

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Solution

The third proportional to 1,142,127 and 2,539,557 is: 5,646,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,127 : 2,539,557 = 2,539,557 : x
  2. Step 2: Convert to fraction form
    1,142,127/2,539,557 = 2,539,557/x
  3. Step 3: Cross multiply
    1,142,127x = 2,539,557 × 2,539,557
  4. Step 4: Simplify right side
    1,142,127x = 6,449,349,756,249
  5. Step 5: Solve for x
    x = 6,449,349,756,249/1,142,127
  6. Step 6: Final answer
    x = 5,646,788.63

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.