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Finding the Fourth Proportional to 585,906.50, 808,637.26 and 371,066.54

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Solution

The fourth proportional to 585,906.50, 808,637.26 and 371,066.54 is: 512,126.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,906.50 : 808,637.26 = 371,066.54 : x
  2. Step 2: Convert to fraction form
    585,906.50/808,637.26 = 371,066.54/x
  3. Step 3: Cross multiply
    585,906.50x = 808,637.26 × 371,066.54
  4. Step 4: Simplify right side
    585,906.50x = 300,058,230,183.28
  5. Step 5: Solve for x
    x = 300,058,230,183.28/585,906.50
  6. Step 6: Final answer
    x = 512,126.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.