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Finding the Third Proportional to 10,547 and 15,658

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Solution

The third proportional to 10,547 and 15,658 is: 23,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547 : 15,658 = 15,658 : x
  2. Step 2: Convert to fraction form
    10,547/15,658 = 15,658/x
  3. Step 3: Cross multiply
    10,547x = 15,658 × 15,658
  4. Step 4: Simplify right side
    10,547x = 245,172,964
  5. Step 5: Solve for x
    x = 245,172,964/10,547
  6. Step 6: Final answer
    x = 23,245.75

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.