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Finding the Third Proportional to 463,889 and 988,528

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Solution

The third proportional to 463,889 and 988,528 is: 2,106,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,889 : 988,528 = 988,528 : x
  2. Step 2: Convert to fraction form
    463,889/988,528 = 988,528/x
  3. Step 3: Cross multiply
    463,889x = 988,528 × 988,528
  4. Step 4: Simplify right side
    463,889x = 977,187,606,784
  5. Step 5: Solve for x
    x = 977,187,606,784/463,889
  6. Step 6: Final answer
    x = 2,106,511.70

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.