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Finding the Fourth Proportional to 706,698.72, 975,270.24 and 404,951.04

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Solution

The fourth proportional to 706,698.72, 975,270.24 and 404,951.04 is: 558,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,698.72 : 975,270.24 = 404,951.04 : x
  2. Step 2: Convert to fraction form
    706,698.72/975,270.24 = 404,951.04/x
  3. Step 3: Cross multiply
    706,698.72x = 975,270.24 × 404,951.04
  4. Step 4: Simplify right side
    706,698.72x = 394,936,697,969.05
  5. Step 5: Solve for x
    x = 394,936,697,969.05/706,698.72
  6. Step 6: Final answer
    x = 558,847.34

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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.