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Finding the Third Proportional to 521,738 and 744,335

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Solution

The third proportional to 521,738 and 744,335 is: 1,061,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,738 : 744,335 = 744,335 : x
  2. Step 2: Convert to fraction form
    521,738/744,335 = 744,335/x
  3. Step 3: Cross multiply
    521,738x = 744,335 × 744,335
  4. Step 4: Simplify right side
    521,738x = 554,034,592,225
  5. Step 5: Solve for x
    x = 554,034,592,225/521,738
  6. Step 6: Final answer
    x = 1,061,901.94

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.