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Finding the Fourth Proportional to 584,047.92, 806,351.00 and 447,820.03

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Solution

The fourth proportional to 584,047.92, 806,351.00 and 447,820.03 is: 618,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,047.92 : 806,351.00 = 447,820.03 : x
  2. Step 2: Convert to fraction form
    584,047.92/806,351.00 = 447,820.03/x
  3. Step 3: Cross multiply
    584,047.92x = 806,351.00 × 447,820.03
  4. Step 4: Simplify right side
    584,047.92x = 361,100,129,164.43
  5. Step 5: Solve for x
    x = 361,100,129,164.43/584,047.92
  6. Step 6: Final answer
    x = 618,271.41

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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.