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Finding the Third Proportional to 1,041,669 and 1,486,729

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Solution

The third proportional to 1,041,669 and 1,486,729 is: 2,121,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,669 : 1,486,729 = 1,486,729 : x
  2. Step 2: Convert to fraction form
    1,041,669/1,486,729 = 1,486,729/x
  3. Step 3: Cross multiply
    1,041,669x = 1,486,729 × 1,486,729
  4. Step 4: Simplify right side
    1,041,669x = 2,210,363,119,441
  5. Step 5: Solve for x
    x = 2,210,363,119,441/1,041,669
  6. Step 6: Final answer
    x = 2,121,943.84

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.