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Finding the Third Proportional to 482,416 and 709,169

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Solution

The third proportional to 482,416 and 709,169 is: 1,042,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,416 : 709,169 = 709,169 : x
  2. Step 2: Convert to fraction form
    482,416/709,169 = 709,169/x
  3. Step 3: Cross multiply
    482,416x = 709,169 × 709,169
  4. Step 4: Simplify right side
    482,416x = 502,920,670,561
  5. Step 5: Solve for x
    x = 502,920,670,561/482,416
  6. Step 6: Final answer
    x = 1,042,504.13

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.