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Finding the Third Proportional to 296,336 and 470,748

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Solution

The third proportional to 296,336 and 470,748 is: 747,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,336 : 470,748 = 470,748 : x
  2. Step 2: Convert to fraction form
    296,336/470,748 = 470,748/x
  3. Step 3: Cross multiply
    296,336x = 470,748 × 470,748
  4. Step 4: Simplify right side
    296,336x = 221,603,679,504
  5. Step 5: Solve for x
    x = 221,603,679,504/296,336
  6. Step 6: Final answer
    x = 747,812.21

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.