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Finding the Third Proportional to 604,899 and 928,430

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Solution

The third proportional to 604,899 and 928,430 is: 1,425,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,899 : 928,430 = 928,430 : x
  2. Step 2: Convert to fraction form
    604,899/928,430 = 928,430/x
  3. Step 3: Cross multiply
    604,899x = 928,430 × 928,430
  4. Step 4: Simplify right side
    604,899x = 861,982,264,900
  5. Step 5: Solve for x
    x = 861,982,264,900/604,899
  6. Step 6: Final answer
    x = 1,425,001.97

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.