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Finding the Fourth Proportional to 727,603.83, 996,822 and 700,331.85

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Solution

The fourth proportional to 727,603.83, 996,822 and 700,331.85 is: 959,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,603.83 : 996,822 = 700,331.85 : x
  2. Step 2: Convert to fraction form
    727,603.83/996,822 = 700,331.85/x
  3. Step 3: Cross multiply
    727,603.83x = 996,822 × 700,331.85
  4. Step 4: Simplify right side
    727,603.83x = 698,106,195,380.70
  5. Step 5: Solve for x
    x = 698,106,195,380.70/727,603.83
  6. Step 6: Final answer
    x = 959,459.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.