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Finding the Third Proportional to 811,134 and 1,262,547

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Solution

The third proportional to 811,134 and 1,262,547 is: 1,965,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,134 : 1,262,547 = 1,262,547 : x
  2. Step 2: Convert to fraction form
    811,134/1,262,547 = 1,262,547/x
  3. Step 3: Cross multiply
    811,134x = 1,262,547 × 1,262,547
  4. Step 4: Simplify right side
    811,134x = 1,594,024,927,209
  5. Step 5: Solve for x
    x = 1,594,024,927,209/811,134
  6. Step 6: Final answer
    x = 1,965,180.76

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.