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Finding the Third Proportional to 353,484 and 747,910

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Solution

The third proportional to 353,484 and 747,910 is: 1,582,446.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,484 : 747,910 = 747,910 : x
  2. Step 2: Convert to fraction form
    353,484/747,910 = 747,910/x
  3. Step 3: Cross multiply
    353,484x = 747,910 × 747,910
  4. Step 4: Simplify right side
    353,484x = 559,369,368,100
  5. Step 5: Solve for x
    x = 559,369,368,100/353,484
  6. Step 6: Final answer
    x = 1,582,446.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.